Apparent signs of alien life on the exoplanet K2-18b may just be statistical noise, according to a new analysis of data from the James Webb Space Telescope. On 17 April, Nikku Madhusudhan at the ...
A burst of sound waves detected in 2014 that was thought to have come from a meteor plunging into the Earth's atmosphere—and rumored to have possibly been from interstellar space—may not have been ...