New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions about what it will take to detect biology light-years away.
Tag: Extraterrestrial Life
Hints of Life on Exoplanet K2-18b Recede Even Further
New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions about what it will take to detect biology light-years away.
New Studies Dismiss Signs of Life on Distant Planet
In April, astronomers said they had detected a possible signature of life on the exoplanet K2-18b. Now, three independent analyses discount the evidence.
Astronomers Detect a Signature of Life on a Distant Planet
Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even habitable.
NASA Sends a Missy Elliott Song to Space
NASA sent the song “The Rain (Supa Dupa Fly)” from a radio dish in California last week. It took 14 minutes to travel the 158 million miles.
Surprise: An ‘Extraterrestrial’ Gadget Was Something More Familiar
In 2014 a fireball from outer space was posited to be an alien artifact. A recent study suggests otherwise.
The Doomsday Clock Keeps Ticking
Are humans the only beings in the universe confronting global self-destruction? Or just the last ones standing?
Exactly How Much Life is on Earth?
According to a new study, living cells outnumber stars in the universe, highlighting the deep, underrated link between geophysics and biology.
Ufologist Claims to Show Mummified Alien Specimens to Mexico’s Congress
In a jaw-dropping presentation, a self-proclaimed ufologist showed members of Congress what he claimed were two mummified specimens of extraterrestrial beings.
On Venus, Cloudy With a Chance of Microbial Life
Astrobiologists shift their gaze, and speculations, to Earth’s broiling sister planet.