Venus provides invaluable insights into the search for life on other planets, according to a new study from UC Riverside.
If we discover alien life, what will it look like? We have no way of knowing, but the hunt for extraterrestrial life can now include purple bacteria, according to a group of astronomers who are ...
“Generally, when I’m on a plane, if I tell somebody that I search for life on planets around other stars, I don’t get to sleep,” says Lisa Kaltenegger, with a laugh. “It’s always a ...
If one day scientists discover evidence of extraterrestrial life, how will they tell the world? How certain will they be of their discovery, and how will the public know what sense to make of it?
Purple is the new green, as far as aliens are concerned, anyway. If you were asked to imagine an alien planet, it would be reasonable to imagine a green earth-like rock orbiting somewhere in a ...
The original version of this story appeared in Quanta Magazine. In 2020, scientists detected a gas called phosphine in the atmosphere of an Earth-sized rocky planet. Knowing of no way that ...
To observers from outer space, Earth's vast oceans and verdant landmasses make it appear as a blue world punctuated by green ecosystems. It's the only habitable world we humans have ever known, so ...
A NASA solar sail mission meant to test new space travel materials in Earth's orbit is scheduled to lift off no sooner than April 24, the space agency announced on Thursday (April 11). Named the ...
“Dragonfly is a spectacular science mission with broad community interest, and we are excited to take the next steps on this mission," said NASA administrator Nicky Fox, of the agency's Science ...
A NASA solar sail mission meant to test new space travel materials in Earth's orbit is scheduled to lift off no sooner than April 24, the space agency announced on Thursday (April 11). Named the ...