The signal from space had astronomers stumped for 40 years. They finally have an answer.
Extraterrestrials may be biding their time, waiting for a more ideal universe.
This is going to revolutionize astronomy.
We may have even found such evidence already and overlooked it.
"There are real aliens out there."
Stephen Hawking says we should fear aliens. Not everyone agrees.
This might be the icebreaker the aliens have been waiting for.
Like a brand new pair of glasses, ALMA can see a lot more.
We’ve been searching for extraterrestrial intelligence for decades now—and it’s high time we found something. Yet, to our immense frustration, all searches thus far have come up decidedly empty. So, what gives? We’ve assembled a number of tentative theories for why ET is giving us the cold shoulder.
We may be looking for aliens the wrong way.
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