Jupiter’s moon Europa produces less oxygen than we thought – it may affect our chances of finding life there
Only about 12kg of oxygen is produced per second on Europa, which is on the lower side of previous estimates from about 5kg to 1,100 kg per second.
March 4, 2024 • ~6 min
Seti: how we're searching for alien life at previously unexplored frequencies
Previous searches for extraterrestrial life have included only the radio band above 600 MHz, leaving lower frequencies virtually unexplored.
Dec. 5, 2023 • ~7 min
Carl Sagan detected life on Earth 30 years ago – here's how his experiment is helping us search for alien species today
Control experiments are critical in informing the search for alien life.
Oct. 20, 2023 • ~8 min
Are we alone in the universe? 4 essential reads on potential contact with aliens
Whistleblower allegations that the government possesses UFOs may not be backed up by public physical evidence, but some argue that listening for extraterrestrial life is the first phase of contact.
Aug. 4, 2023 • ~8 min
Why people tend to believe UFOs are extraterrestrial
While UFO videos might seem compelling, they’re rarely backed up with evidence. A sociologist explains why claims of alien life gain traction through both social and mass media every few years.
July 17, 2023 • ~9 min
Physicist who found spherical meteor fragments claims they may come from an alien spaceship – here's what to make of it
There is a very large scientific leap from observing a fireball to claiming it as an alien spaceship.
July 7, 2023 • ~8 min
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