Did the Viking missions discover life on Mars 50 years ago? These scientists think so
The key to solving the mystery of the Viking results is the discovery of perchlorate on the Martian surface in 2008.
Goodbye Goldilocks: Scientists may have to look beyond habitable zones to find alien life
Scientists may need to broaden their horizons in their search for alien life.
Proteins before planets: How space ice may have created the 1st building blocks of life
"We used to think that only very simple molecules could be created in these clouds. But we have shown that this is clearly not the case."
Can we use bees as a model of intelligent alien life to develop interstellar communication?
We frequently question whether we are alone in the universe.
Astronomers searching for alien life are sharpening our cosmic clocks. Here’s why
Tiny delays in pulsar signals measured by SETI scientists could aid the search for gravitational waves and extraterrestrial life.
Astronomers searching for alien life are sharpening our cosmic clocks. Here’s why
Tiny delays in pulsar signals measured by SETI scientists could aid the search for gravitational waves and extraterrestrial life.
This SETI program is chasing down its final 100 signals. Could one of them be from aliens?
SETI@home has been one of the largest citizen science projects ever, with millions of users around the world.
NASA funds new tech for upcoming ‘Super Hubble’ to search for alien life: ‘We intend to move with urgency’
The observatory will combine tech from NASA's most powerful space telescopes.
Jupiter ocean moon Europa likely lacks tectonic activity, reducing its chances for life
New models suggest that Europa has very little tectonic activity at its seafloor, which is potentially catastrophic news for the hopes of finding alien life within its ocean.
How did life begin on Earth? New experiments support ‘RNA world’ hypothesis
The new findings strengthen the "RNA world" hypothesis that describes how the first life on Earth could have used RNA instead of DNA.