Arecibo is monitoring potentially hazardous near-earth asteroid
The world's second-largest radio telescope is back online after Hurricane Maria.
Aliens didn't send this 40-year-old signal from space
A comet did.
Scientists want to send a telescope to photograph Alpha Centauri
Project Blue is backed by SETI and UMass Lowell, but need cash from generous millionaires to make it happen.
SETI's 'unusual signal' most likely came from Earth
Additional analysis has ruled out the possibility that it was sent by an alien civilization.
SETI researchers investigate an unusual signal
It's probably not a hint of aliens, but it's strong enough to raise eyebrows.
SETI to begin searching older star systems for sentient life
The institute will now survey red dwarfs as well Suns like ours.
Internet investor pours $100 million into the search for alien life
The hunt for extraterrestrial life just got a big leg up. Internet investor Yuri Milner and his B...
NASA finds Earth-sized planet that could support life
NASA's Kepler telescope has discovered a veritable bounty of alien planets, but none of them have...
NASA and SETI discover new Neptunian moon, spot what Voyager 2 missed
A baker's dozen worth of moons might already sound like too many for us Earthlings, but Neptune ha...