
Moon lander is lost on second bid at touchdown by Tokyo-based company
These enigmatic planets are called sub-Neptunes, which are larger than Earth but smaller than Neptune.
An April study catapulted one such world, named K2-18b, into the spotlight. Astronomers at the University of Cambridge claimed they detected molecules in the planet's atmosphere that might be biosignatures — markers of biological activity that could hint at past or present life.
Now, other groups of astronomers have looked at the same data and disagree with the findings, saying there is more to the story.
The twists and turns in the ongoing conversation around planet K2-18b showcase why the search for evidence of life beyond Earth is so difficult.
Indeed, persistence is everything when it comes to space investigation. 'Never quit the lunar quest' was the motto underpinning a high-stakes mission that aimed to touch down on the moon Thursday. But Tokyo-based Ispace lost contact with its vehicle at the time it should have landed.
The Resilience spacecraft was Ispace's second bid at a soft lunar landing. The company's previous try with the Hakuto-R lunar lander crashed into the moon in April 2023.
'This is our second failure, and about these results, we have to really take it seriously,' said Ispace CEO Takeshi Hakamada of the nail-biting attempt. Ispace has its work cut out for it, but it isn't giving up.
New research combining artificial intelligence with radiocarbon dating is changing the way scholars think about the Dead Sea Scrolls.
Bedouin shepherds first spotted the scrolls in 1947 within a cave in the Judaean Desert. Archaeologists then recovered thousands of scroll fragments, including the oldest copies of the Hebrew Bible, from 11 caves near the site of Khirbat Qumran.
'They completely changed the way we think about ancient Judaism and early Christianity,' said lead study author Mladen Popović, a dean at the University of Groningen in the Netherlands.
Scholars thought the roughly 1,000 manuscripts, written mostly on parchment and papyrus, ranged from the third century BC to the second century AD. But some of the scrolls, which serve as a crucial intellectual time capsule, could be much older, the new analysis suggests.
A World War I-era submarine was lost at sea off California's coast nearly 108 years ago, killing 19 crew members. Now, researchers from the Woods Hole Oceanographic Institution have captured never-before-seen deep-sea imagery of the wreckage.
The plague pandemic known as the Black Death killed at least 25 million people across medieval Europe over five years.
The culprit behind the disease is a bacterium called Yersinia pestis, which has led to three major plague outbreaks since the first century AD — and it still exists today.
How has the plague persisted for centuries? Changes to one gene in the bacterium created new, less deadly strains that kept hosts alive longer so it could keep spreading.
The weaker strains have since gone extinct, according to new research. But the findings could yield key clues to help scientists manage the current bacterium's dominant lineage, which is of the deadlier variety.
If you've ever walked through a fruit orchard, you might have been steps away from a living tower of worms.
That's what researchers from the Max Planck Institute of Animal Behavior and the University of Konstanz in Germany found when they inspected rotten pears and apples.
Hundreds of the microscopic worms, called nematodes, climbed on top of one another to form structures 10 times their size — even making a twisting 'arm' to sense the environment — leading scientists to question what's driving the behavior.
'What we got was more than just some worms standing on top of each other,' said senior study author Serena Ding, a Max Planck research group leader of genes and behavior. 'It's a coordinated superorganism, acting and moving as a whole.'
These stories will pique your curiosity:
— For over a century, astronomers thought the Milky Way and Andromeda galaxies would collide in 4.5 billion years, but new telescope observations may change that. However, another galaxy could entangle with ours sooner.
— Archaeologists who uncovered the remains of an ancient Mayan complex in Guatemala named the site after two humanlike rock figures that are believed to represent an 'ancestral couple,' according to the country's Ministry of Culture and Sport.
— A fossil of the earliest known bird that was kept in a private collection for decades has provided scientists with 'one 'Wow!' after another,' including the first flight feathers seen in an Archaeopteryx specimen, said Dr. Jingmai O'Connor, associate curator of fossil reptiles at the Field Museum.
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Yahoo
4 hours ago
- Yahoo
China is betting on a real-world use of AI to challenge U.S. control
SHANGHAI - As the United States and China vie for control over the future of artificial intelligence, Beijing has embarked on an all-out drive to transform the technology from a remote concept to a newfangled reality, with applications on factory floors and in hospitals and government offices. China does not have access to the most advanced chips required to power cutting-edge models due to restrictions from Washington and is still largely playing catch-up with Silicon Valley giants like OpenAI. But experts say Beijing is pursuing an alternative playbook in an attempt to bridge the gap: aggressively pushing for the adoption of AI across the government and private sector. (The Washington Post has a content partnership with OpenAI.) Subscribe to The Post Most newsletter for the most important and interesting stories from The Washington Post. 'In China, there's definitely stronger government support for applications and a clear mandate from the central government to diffuse the technology through society,' said Scott Singer, an expert on China's AI sector at the Carnegie Endowment for International Peace. By contrast, the U.S. has been more focused on developing the most advanced AI models while 'the application layer has been totally ignored,' he said. China's push was on full display in Shanghai at its World Artificial Intelligence Conference, which ran until Tuesday. Themed 'Global Solidarity in the AI Era,' the expo is one part of Beijing's bid to establish itself as a responsible AI leader for the international community. This pitch was bolstered by the presence of international heavyweights like Eric Schmidt, former CEO of Google, and Geoffrey Hinton, a renowned AI researcher often called the 'Godfather of AI.' During the event, Beijing announced an international organization for AI regulation and a 13-point action plan aimed at fostering global cooperation to ensure the technology's beneficial and responsible development. 'China attaches great importance to global AI governance,' Li Qiang, China's premier, said at the opening ceremony on Saturday. It 'is willing to share its AI development experience and technological products to help countries around the world - especially those in the Global South,' he said, according to an official readout. Just last week, President Donald Trump announced a competing plan in a bid to boost American AI competitiveness by reducing regulation and promoting global exports of U.S. AI technology. Washington has moved in recent years to restrict China's access to chips necessary for AI development, in part due to concerns about potential military applications of such models and degrading U.S. tech leadership. The Trump administration's approach to chip policy, however, has been mixed. Earlier this month, the White House reversed a previous ban on specific AI chips made by U.S. tech giant Nvidia being exported to China. This shift occurred amid trade negotiations between the world's two largest economies, which have been locked in an escalating tariff and export control war since Trump returned to the Oval Office earlier this year. There was nothing but excitement about AI in the vast expo center in Shanghai's skyscraper-rich Pudong district, where crowds entered gates controlled by facial recognition. Inside, thousands of attendees listened to panels stacked with Chinese government officials, entrepreneurs and international researchers, or watched demonstrations on using AI to create video games, control robotic movements and respond in real time to conversations via smartglasses. Chinese giants like Huawei and Alibaba and newer Chinese tech darlings like Unitree Robotics were there. DeepSeek was not present, but its name was spoken everywhere. The Hangzhou-based upstart has been at the forefront of Beijing's attempt to push the government use of AI since it released a chatbot model in January, prompting a global craze and driving home China's rapid AI advances. DeepSeek has been put to work over the last six months on a wide variety of government tasks. Procurement documents show military hospitals in Shaanxi and Guangxi provinces specifically requesting DeepSeek to build online consultation and health record systems. Local government websites describe state organs using DeepSeek for things like diverting calls from the public and streamlining police work. DeepSeek helps 'quickly discover case clues and predict crime trends,' which 'greatly improves the accuracy and timeliness of crime fighting,' a city government in China's Inner Mongolia region explained in a February social media post. Anti-corruption investigations - long a priority for Chinese leader Xi Jinping - are another frequent DeepSeek application, in which models are deployed to comb through dry spreadsheets to find suspicious irregularities. In April, China's main anti-graft agency even included a book called 'Efficiently Using DeepSeek' on its official book recommendation list. China's new AI action plan underscores this push, declaring that the 'public sector should take the lead in deploying applications' by embedding AI in education, transportation and health care. It also emphasizes a mandate to use AI 'to empower the real economy' and praises open-source models - which are more easily shared - as an egalitarian method of AI development. Alfred Wu, an expert on China's public governance at the National University of Singapore, said Beijing has disseminated a 'top-down' directive to local governments to use AI. This is motivated, Wu said, by a desire to improve China's AI prowess amid a fierce rivalry with Washington by providing models access to vast stores of government data. But not everyone is convinced that China has the winning hand, even as it attempts to push AI application nationwide. For one, China's sluggish economy will impact the AI industry's ability to grow and access funding, said Singer, who was attending the conference. Beijing has struggled to manage persistent deflation and a property crisis, which has taken a toll on the finances of many families across the country. 'So much of China's AI policy is shaped by the state of the economy. The economy has been struggling for a few years now, and applications are one way of catalyzing much-needed growth,' he said. 'The venture capital ecosystem in AI in China has gone dry.' Others point out that local governments trumpeting their usage of DeepSeek is more about signaling than real technology uptake. Shen Yang, a professor at Tsinghua University's school of artificial intelligence, said DeepSeek is not being used at scale in anti-corruption work, for example, because the cases involve sensitive information and deploying new tools in these investigations requires long and complex approval processes. He also pointed out that AI is still a developing technology with lots of kinks. 'AI hallucinations still exist,' he said, using a term for the technology's generation of false or misleading information. 'If it's wrong, who takes responsibility?' These concerns, however, felt far away in the expo's humming hallways. At one booth, Carter Hou, the co-founder of Halliday, a smartglasses company, explained how the lenses project a tiny black screen at the top of a user's field of vision. The screen can provide translation, recordings and summaries of any conversation, and even deploy 'proactive AI,' which anticipates questions based on a user's interactions and provides information preemptively. 'For example, if you ask me a difficult question that is fact related,' Hou said, wearing the trendy black frames, 'all I need to do is look at it and use that information and pretend I'm a very knowledgeable person.' Asked about the event's geopolitical backdrop, Hou said he was eager to steer clear of diplomatic third rails. 'People talk a lot about the differences between the United States and China,' he said. 'But I try to stay out of it as much as possible, because all we want to do is just to build good products for our customers. That's what we think is most important.' Kiki Lei, a Shanghai resident who started an AI video company and attended the conference on Sunday, seemed to agree with this goal. She said that Chinese AI products are easier to use than U.S. products because companies here really 'know how to create new applications' and excel at catering to, and learning from, the large pool of Chinese technology users. Robots, perhaps the most obvious application of AI in the real world, were everywhere at the conference - on model factory floors and in convenience stores retrieving soda cans, shaking disbelieving kids' hands, or just roaming the packed halls. At the booth for ModelBest, another Beijing-based AI start-up, a young student from China's prestigious Tsinghua University, who was interning at the company, demonstrated how a robot could engage with its surroundings - and charm its human interlocutors. Looking directly at the student, the robot described his nondescript clothing. 'The outfit is both stylish and elegant,' the robot continued. 'You have a confident and friendly demeanor, which makes you very attractive.' - - - Pei-Lin Wu in Taiwan contributed to this report. --- Video Embed Code Video: Robots ruled at the World Artificial Intelligence Conference in Shanghai, where China displayed its latest tech and AI innovation. Washington Post China correspondent Katrina Northrop reported from the event on July 26.(c) 2025 , The Washington Post Embed code: Related Content Pets are being abandoned, surrendered amid Trump's immigration crackdown The Post exposed this farmer's struggle. Then the USDA called. Kamala Harris will not run for California governor, opening door for 2028 run Solve the daily Crossword


Fox News
a day ago
- Fox News
Common sweetener could hold untapped potential to fight aggressive cancer, study finds
A household sweetener could hold the potential to create an anti-cancer treatment. New research from Hiroshima University in Japan revealed that stevia leaf extract could help fight pancreatic cancer cells. The leaves of the stevia plant (Stevia rebaudiana) are used to make stevia extract, a naturally sweet substance commonly used as a sugar substitute. The study, published in the International Journal of Molecular Sciences, investigated the anti-cancer properties of stevia leaf extract when it is fermented with a certain strain of bacteria. In laboratory research, the fermented extract exhibited "significantly enhanced antioxidant activity and cytotoxicity" against pancreatic cancer cells, the researchers revealed. This led them to believe that this substance could serve as a "promising candidate for pancreatic cancer treatment." Paul E. Oberstein, M.D., medical oncologist and assistant director of the Pancreatic Cancer Center at NYU Langone Perlmutter Cancer Center, shared his thoughts in an interview with Fox News Digital. "This is an interesting study because it evaluated something derived from a natural plant (stevia) and showed that it may have utility in stopping cancer cells from growing in the laboratory," he said. "As the authors point out, the actual stevia plant does not seem to have any benefit for stopping cancer, so they had to use a chemical process to change the plant and make it stronger with a fermentation process." "This is the process of how we discover new treatments – some of which turn out to be absolute game-changers." Oberstein recommended approaching this with caution, as it is unknown whether altering the plant will lead to side effects or toxicity. The study was not performed on humans, so there is "still a lot that's unknown about whether this will help patients," the oncologist added. As stevia extract alone does not have an impact on cancer cells, Oberstein said these findings most likely will not lead to any immediate changes in treatment plans. "The study suggests that if the stevia can be changed in the lab, it may have an impact, so hopefully they will further test this and determine whether this effect happens when tested in people and if it doesn't cause new side effects," he added. "I hope the researchers keep testing this in various formats and in people." Dr. Kristen Arnold, a surgical oncologist and pancreatic cancer specialist at the Orlando Health Cancer Institute, reacted to these study findings in a separate interview with Fox News Digital. "Pancreatic cancer is a very aggressive malignancy," she said. "And we know that even with the most aggressive of therapies, unfortunately, our outcomes are not good." "As a pancreatic cancer community, we spend a lot of time and there's a lot of ongoing effort into trying to find better modalities to treat this disease." Although more research is needed to confirm these preliminary findings, Arnold said she is encouraged by the study. "I think the data's very early to know if it's ultimately going to be a game-changer, but it's very exciting to know that we're finding some positive pre-clinical data," she said. "This is the process of how we discover new treatments – some of which turn out to be absolute game-changers and make dramatic changes in the lives of our patients." "Not all of it pans out, but it's a process of discovery," Arnold added. For those with pancreatic cancer, Arnold recommends seeking out appropriate clinical trial opportunities as new science develops. "The clinical trials are ultimately what determine how we treat patients on a day-to-day basis," she added. Fox News Digital reached out to the study authors for comment.
Yahoo
a day ago
- Yahoo
Scientists issue warning after detecting shift in rare predator's hunting habits: 'Likely to happen to humans too'
Scientists issue warning after detecting shift in rare predator's hunting habits: 'Likely to happen to humans too' Land development and habitat loss have driven fishing cats in Thailand to near extinction, per Mongabay. To survive, they've been living closer to humans. But how has that affected their species? What's happening? The International Union for Conservation of Nature has marked fishing cats as vulnerable to extinction, according to Mongabay. Traditionally, fishing cats have lived and hunted in marshlands. However, human activity has forced them out of their natural habitats. They've consequently turned to agricultural and aquacultural developments for stable food sources, like fish, rodents, and insects. Unfortunately, they've also eaten people's chickens, leading to a hostile relationship with local farmers, who have killed them in retaliation. Conservationists are trying to change the narrative, pointing out fishing cats' affinity for pest control. While this has helped prevent violence against the cats, the species still has low genetic diversity. And that's not all — scientists have also discovered microplastics in their bodies. "Fishing cats and people occupy the same ecological role of top predator," Rattapan Pattanarangsan, a program manager at a wild cat conservation organization, told Mongabay. "So, what happens to fishing cats is likely to happen to humans too." Why does the fishing cat's decline matter? As far as humans are concerned, take a look at fishing cats' diets. The discovery of microplastics in their digestive systems doesn't bode well for ours. Studies have found that microplastics are the most abundant pollutants in the oceans, being consumed by fish and making their way up the food chain to top predators. Research indicates that microplastics have huge health consequences, damaging your kidneys, heart, and reproductive system. So far, no one knows exactly what this is doing to fishing cats. But it doesn't bode well. Like Pattanarangsan said, fishing cats are apex predators. This is a crucial role in any ecosystem. When apex predators die out, prey populations spiral out of control. Let's use another apex predator as an example. According to BBC Wildlife, the hunting of grey wolves at Yellowstone National Park set off a chain reaction: elk populations increased, overgrazed on trees, and caused the local beaver population's sharp decline. Do you think we should be trying to pull pollution out of the atmosphere? Absolutely I need to know more In some situations No way Click your choice to see results and speak your mind. The fishing cats are no different. Like all animals, they're part of a complex, delicate web. When a species goes extinct, it can have dire consequences for another. What's being done about it? In Thailand, fishing cats are becoming a kind of national mascot. Teacher Supoj Sukapat is leading youth conservation initiatives in which students learn about marshlands and the importance of fishing cats. He told Mongabay that kids are going home and telling their parents not to harm the cats. Killing fishing cats is also a no-go in Thailand, and those who break the law are subject to heavy fines and/or imprisonment. If you'd like to help the fishing cats on an individual level, consider donating to causes that directly work with wild cats. Other takeaways from this story include the importance of discussing environmental issues with your family and friends and doing what you can to limit plastic pollution. Join our free newsletter for good news and useful tips, and don't miss this cool list of easy ways to help yourself while helping the planet. Solve the daily Crossword