extraterrestrial
Scientists Identify Massive Ocean Worlds That May Host Alien Life
A new class of ‘Hycean’ planets may have just expanded the definition of habitability.
'Gardened Zones' on Europa Could Be the Key to Finding Life, Study Says
Signs of life on Europa would be most accessible in the fallout of landslides or fresh craters, suggest a new study.
29 Habitable Alien Worlds Could Detect Life on Earth, Scientists Estimate
Scientists analyzed how many planets in other solar systems could detect Earth both 5,000 years into the past and 5,000 years into the future.
A New Finding Has Boosted the Chances of Finding Life on Europa
Europa is one of the most promising candidates for life in the solar system, and a new 3D model reveals where to look for signs of aliens.
The Massive Remnants of an Alien World Are Hidden Near the Earth's Core, Study Proposes
A new study suggests that an alien world that smashed into infant Earth and created the Moon might have left vast remains inside our planet.
Watch a Harvard Professor Explain Why He Thinks Aliens Visited Us Already
Most scientists think the first interstellar visitor to our solar system has a natural explanation. Harvard professor Avi Loeb makes the case for an alien origin.
For $4.5 Million, You Can Live Beside Area 51
This 80-acre cattle ranch currently for sale comes with 750 cows and a permit to graze some of them on the Area 51 property.
NASA's Perseverance Is the First Step to Answering If There's Life on Mars
Scientists have long dreamed of sending Martian rocks back to Earth. NASA’s new rover is about to kick off the decade-long process.
The Mind-Boggling Theory That We Could Be Descended from Martians
Amir Siraj, a student studying astrophysics at Harvard University, talks about the potential spread of life throughout the Milky Way in a VICE News interview.
Why This Astronomer Thinks We're on the Cusp of Finding Signs of Alien Life
Lisa Kaltenegger, director of the Carl Sagan Institute at Cornell, talks exoplanets, telescopes, and first contact.
Scientists Think a Glowing Ice Moon Can Help In the Search for Alien Life
“The night-time ice glow occurring on Europa may be very unique and unlike any other phenomenon in our Solar System,” according to a new study.
'Pristine' Extraterrestrial Organic Compounds Found on Meteorite That Fell on Frozen Lake
The finding can help shed light on the origin of life on Earth, which might have been spurred in part by the delivery of organic compounds inside meteorites like Hamburg.