Latest news with #RamiroSaide
Sustainability Times
6 days ago
- Science
- Sustainability Times
'Aliens Will Use It Against Us': This Everyday Infrastructure Could Be the Real Reason Humanity Gets Contacted—or Conquered
IN A NUTSHELL 🚀 Recent theories propose that airport radar systems could inadvertently signal Earth's presence to extraterrestrial civilizations. could inadvertently signal Earth's presence to extraterrestrial civilizations. 📡 These radars emit radio waves detectable up to 200 light-years away, potentially reaching advanced alien observers. detectable up to 200 light-years away, potentially reaching advanced alien observers. 🌌 Ramiro Saide's research highlights that our unintentional emissions might be the most effective form of communication with aliens. might be the most effective form of communication with aliens. 🌟 The concept of unintentional technosignatures offers new insights into how we might connect with intelligent life beyond Earth. As humans continue to gaze up at the stars and ponder the existence of extraterrestrial life, the question of whether we are alone in the universe remains unanswered. While direct attempts to communicate with aliens have so far proven fruitless, recent theories suggest that we might be inadvertently signaling our presence through everyday technologies. One such technology, airport radar systems, could potentially attract the attention of distant civilizations. This revelation challenges our understanding of how we might one day connect with extraterrestrial beings. The Hidden Power of Airport Radars Recent discussions at the National Astronomy Meeting of the Royal Astronomical Society introduced an intriguing hypothesis regarding the role of Earth's radar systems in broadcasting our presence to the cosmos. Astrophysics researcher Ramiro Saide from the University of Manchester proposed that the radar systems used in both civilian and military airports could serve as detectable 'technosignatures' for extraterrestrial observers. These radars, designed to monitor aircraft by emitting radio waves into the sky, inadvertently send signals beyond our planet. Saide's research suggests that these radio waves, once released into space, could be detected by advanced alien civilizations as far as 200 light-years away. The radar systems emit a combined signal strength equivalent to 2×1015 watts, a substantial amount of power. If a spacecraft were to intersect with these emissions, it could potentially follow them back to Earth. This concept raises the possibility that unintentional emissions could be our most effective means of extraterrestrial communication. 'These Ancient Cells Just Came Back to Life': Scientists Awestruck as 7,000-Year-Old Algae Revived From Baltic Sea Depths, Defying Biological Limits Rethinking Our Approach to Extraterrestrial Communication Historically, humanity's efforts to reach out to alien life have focused on deliberate transmissions, often spearheaded by organizations like the Search for Extraterrestrial Intelligence (SETI). Despite these efforts, no responses have been recorded. However, Saide's findings suggest that unintentional signals may be our most potent form of communication. These signals, traveling up to 200 light-years, encompass a vast region of space, home to an estimated 120,000 stars. Among these stars is Proxima Centauri, the nearest star to our solar system, along with its terrestrial exoplanet, Proxima b, located just 4.25 light-years from Earth. Although this does not confirm the existence of alien life, it provides an additional method for potentially locating them. The possibility that an airport control tower, such as the one at Charles de Gaulle Airport, could transmit the crucial signal that draws extraterrestrial attention is a fascinating prospect. 'These Alien Oceans Are the Ultimate Game-Changer': NASA's Habitable Worlds Observatory Poised to Expose Extraterrestrial Seas That Could Redefine All Life The Implications of Unintentional Technosignatures The concept of unintentional technosignatures offers a new lens through which to view our search for alien life. Unlike intentional signals, which require significant resources and coordination, these inadvertent emissions occur naturally as a part of technological advancement. This raises questions about the visibility of our planet to the universe and how other civilizations might perceive us. As our technology continues to evolve, the range and strength of these signals will likely increase, potentially making Earth more detectable. The idea that we could be observed by another civilization underscores the importance of understanding and monitoring our technological footprint. It also prompts us to consider how we might respond if we were to receive a signal in return. 'Prostate Cancer Risk Slashed!': Scientists Declare Frequent Ejaculation the Most Powerful Prevention Tool for Men in Breakthrough Health Discovery Exploring the Future of Extraterrestrial Contact The potential for contact with alien civilizations through unintentional signals is both thrilling and daunting. It encourages us to reflect on our technological advancements and their global impacts. As we continue to explore the universe, we must remain open to the idea that our everyday technologies, from radar systems to communication networks, might play a critical role in bridging the gap between us and other intelligent beings. While we await confirmation of extraterrestrial life, the ongoing research into technosignatures provides a promising avenue for future exploration. Could our accidental signals become the key to unlocking the mysteries of the universe? As we advance technologically, how will our approach to extraterrestrial contact evolve? This article is based on verified sources and supported by editorial technologies. Did you like it? 4.6/5 (22)
Time of India
09-07-2025
- Science
- Time of India
Study suggests airport radars may be revealing Earth's presence to Aliens
A new study presented at the Royal Astronomical Society's National Astronomy Meeting 2025 in Durham, England, has revealed that radar systems used at civilian airports and military bases might be unintentionally broadcasting Earth's presence to extraterrestrial civilizations . According to researchers, radar emissions , which are part of routine aviation and defense operations, release electromagnetic signals into space. These signals can potentially be picked up by powerful alien radio telescopes, alerting them to our existence. The research team, led by Ramiro Saide of the University of Manchester , simulated how signals from major airports like London Heathrow and New York JFK spread through space. The study found that these signals could be detectable from nearby star systems such as Barnard's Star—located just under six light-years away—and AU Microscopii, a youthful planetary system situated about 32 light-years from Earth. by Taboola by Taboola Sponsored Links Sponsored Links Promoted Links Promoted Links You May Like This Man Revealing His Strategy To Earn Upto 3K-5K Daily Income thefutureuniversity Learn More Undo 'Our findings suggest that radar signals—produced unintentionally by any planet with advanced technology and complex aviation systems—could act as a universal sign of intelligent life ,' Saide stated. If any intelligent alien life exists within 200 light-years and possesses sufficiently advanced technology, these beings could potentially detect Earth's radar emissions. Live Events While radar signals were not designed with space communication in mind, their unintentional "leakage" into space could serve as a signal of intelligent life, giving astronomers new ideas on what to look for in the search for extraterrestrial civilizations. The study also notes that military radar systems are particularly potent, as they emit focused, rotating beams, resembling lighthouses sweeping through space, increasing their detectability. Co-author Professor Michael Garrett, also from the University of Manchester, highlighted the broader implications: 'By understanding how our signals propagate through space, we can better protect communication channels, improve radar design, and monitor the technological impact on our space environment.' He also noted that the techniques used to trace and model these faint signals could benefit astronomy, planetary defense, and studies into the environmental effects of human activity in space. Saide concluded that the research not only advances our search for intelligent life beyond Earth but also supports practical goals, such as managing technological interference in space.
NDTV
08-07-2025
- Science
- NDTV
Alien Landing Strips? Airports Could Guide Aliens to Earth, Study Suggests
A new study found that the radar systems used by civilian airports and military operations may be potentially revealing Earth's existence to "extraterrestrial observers", or aliens. Radar systems emit electromagnetic signals that can travel into space, detectable by powerful radio telescopes, said researchers of a study presented at the Royal Astronomical Society (RAS)'s National Astronomy Meeting 2025 in Durham, England on July 8. The research simulated how radar signals from airports like London's Heathrow and New York City's JFK International spread out into space and could be detectable from nearby stars like Barnard's Star and AU Microscopii. As per NASA, Barnard's Star, which is less than six light-years away, is "the closest single star to our sun and the most fast moving". Meanwhile, AU Microscopii is among the youngest planetary systems ever observed by astronomers. It is set less than 32 light-years from Earth. "Our findings suggest that radar signals-produced unintentionally by any planet with advanced technology and complex aviation system-could act as a universal sign of intelligent life," study lead and astrophysicist Ramiro Saide of the University of Manchester said in a statement. These signals could be strong enough to be picked up by strong telescopes. If alien life exists within 200 light-years and has advanced technology, they might be able to detect these signals. This unintentional signal leakage could also act as a universal sign of intelligent life, helping astronomers focus on what to look for in the search for extraterrestrial civilisations. The study noted that the military radar signals are more focused and directional, creating "lighthouse-like" beams that sweep across space. "By learning how our signals travel through space, we gain valuable insights into how to protect the radio spectrum for communications and design future radar systems," added paper co-author and Manchester astronomer professor Michael Garrett. "The methods developed for modelling and detecting these weak signals can also be used in astronomy, planetary defense, and even in monitoring the impact of human technology on our space environment." Saide concluded: "In this way, our work supports both the scientific quest to answer the question 'Are we alone?' and practical efforts to manage the influence of technology on our world and beyond."
Newsweek
08-07-2025
- Science
- Newsweek
Airports Could Help Aliens Find Earth
Based on facts, either observed and verified firsthand by the reporter, or reported and verified from knowledgeable sources. Newsweek AI is in beta. Translations may contain inaccuracies—please refer to the original content. Radar systems used by civilian airports and military operations may be unintentionally revealing our planet's existence to potential "extraterrestrial observers." This is the conclusion of a study presented today at the Royal Astronomical Society (RAS)'s National Astronomy Meeting 2025 in Durham, England. The researchers calculated that global aviation hubs like New York City's JFK International Airport and London, England's Heathrow and Gatwick could be serving as "technosignatures"—or clues to our existence—for alien life. The "unintentional electromagnetic leakage" from airport radars and military radar systems could be "detectable across interstellar distances," the researchers note. Study lead and astrophysicist Ramiro Saide of the University of Manchester said in a statement: "Our findings suggest that radar signals—produced unintentionally by any planet with advanced technology and complex aviation system—could act as a universal sign of intelligent life." An image of London's Heathrow Airport, with an inset stock image of an alien. Radar systems used by civilian airports (like this at Heathrow) and military operations are inadvertently revealing our existence to potential advanced... An image of London's Heathrow Airport, with an inset stock image of an alien. Radar systems used by civilian airports (like this at Heathrow) and military operations are inadvertently revealing our existence to potential advanced alien civilizations because of the hidden electromagnetic leakage they emit. More Mick Lobb / Radar scanner - Heathrow / CC BY-SA 2.0; Getty In their study, the team at how electromagnetic leakage might appear to extraterrestrials that are up to 200 light-years from Earth, if they had state-of-the-art radio telescopes such as our own. (In theory, this would also indicate how far we would be able to look to spot aliens who have evolved to use a similar level of technology.) The researchers observed how visible these radar signals would be from nearby stars, such as Barnard's Star and AU Microscopii, by simulating how the signals spread out from Earth over time and space. At less than 6 light-year away, Barnard's Star is "the closest single star to our sun and the most fast moving," while AU Microscopii is set less than 32 light-years from Earth and is among the youngest planetary systems ever observed by astronomers, according to NASA. The researchers calculated that airport radar systems, which monitor the skies for airplanes, send out a combined radio signal of 2x1015 (two followed by 15 zeros) watts, which is enough to be picked up as far as 200 light-years away by telescopes comparable to the Green Bank Telescope in West Virginia. Putting this distance into context, the closest potentially habitable world beyond our solar system is Proxima Centauri b, which is four light-years away and would still take a spacecraft using current technology thousands of years to get there. Military radar systems—which are more focused and directional and create unique patterns, such as a lighthouse beam sweeping the sky—have an accumulated peak emission reaching about 1x1014 (one followed by 15 zeros) watts in a given field-of-view of the observer. This would look "clearly artificial to anyone watching from interstellar distances with powerful radio telescopes," noted Caisse Saide. "In fact, these military signals can appear up to a hundred times stronger from certain points in space, depending on where an observer is located," he added. Saide noted that the findings of the latest study also enhance our understanding of how human technology may be observed from space. "By learning how our signals travel through space, we gain valuable insights into how to protect the radio spectrum for communications and design future radar systems," added paper co-author and Manchester astronomer professor Michael Garrett. "The methods developed for modelling and detecting these weak signals can also be used in astronomy, planetary defense, and even in monitoring the impact of human technology on our space environment." Saide concluded: "In this way, our work supports both the scientific quest to answer the question 'Are we alone?' and practical efforts to manage the influence of technology on our world and beyond." Do you have a tip on a science story that Newsweek should be covering? Do you have a question about aliens? Let us know via science@ Reference Ramiro Saide. (2025). Examining Airport Civilian and Military Radar Leakage as a Detectable Marker for Extraterrestrial Civilizations. National Astronomy Meeting 2025.
