Frank Drake: "It Would Be Silly" To Message Alien Life Today

Frank Drake, creator of the eponymous equation formulated to predict the probability of finding communicative extraterrestrial life in our galaxy, thinks that actively transmitting messages into outer space (as opposed to listening passively for extraterrestrial communication) is a silly, expensive, and inefficient… » 2/16/15 2:20pm 2/16/15 2:20pm

Experts Gather To Discuss Whether We Should Send Messages To Aliens

This coming weekend at the annual meeting of the American Association for the Advancement of Science, experts will be discussing the potential benefits and risks of a SETI scheme in which messages about Earth — including the entire contents of Wikipedia — would be transmitted to hundreds of star systems. » 2/09/15 8:40am 2/09/15 8:40am

The Best Science Fiction Books, According To Real-Life Scientists

We've all seen lists of the worst science fiction books and movies, according to scientists — but what are the best? HuffPost Science reached out to 15 great scientists and asked them to name their favorite science fiction stories — and the results were pretty interesting. » 8/15/14 3:40pm 8/15/14 3:40pm

Congress Asked Some Really Weird Questions at the Alien Life Hearing

Yesterday, SETI astrobiologists told the U.S. Congress there's "close to a 100% chance" that aliens exist, adding that we might detect signs of life in 20 years. But things went south when the floor opened up for questions. » 5/22/14 12:20pm 5/22/14 12:20pm

How would humanity change if we knew aliens existed?

We have yet to discover any signs of an extraterrestrial civilization — a prospect that could quite literally change overnight. Should that happen, our sense of ourselves and our place in the cosmos would forever be shaken. It could even change the course of human history. Or would it? » 2/14/14 8:10am 2/14/14 8:10am

When it comes to exoplanets, science fiction lags way behind science

Sometimes scientific reality surpasses science fiction. That's especially the case today, given all the planets we've discovered beyond our solar system. Now that we know how common exoplanets are, says SETI astronomer Seth Shostak, most of our alien invasion stories no longer make sense. » 6/06/13 11:20am 6/06/13 11:20am

Neil deGrasse Tyson and Bill Nye make the case for NASA's future in …

Do you miss the days of space shuttle launches? Do you want to see humans go back to the Moon, and even explore Mars, in your lifetime? Paul Hildebrandt does too. So he's initiated a Kickstarter campaign to create Fight For Space: Exploring the Future of Manned Spaceflight, a documentary with a higher aim than just… » 7/25/12 7:30am 7/25/12 7:30am

10 Awesome Online Classes You Can Take For Free

Back in August, we told you about a free course on artificial intelligence being offered by Stanford University, and co-taught by two world-renowned AI experts. The class officially started today, so if you managed to register for it on time, then good on you. » 10/10/11 10:25am 10/10/11 10:25am

Are scientific discoveries inspiring "Alien Fever" at the box office?

Hollywood has been pumping out a prodigious amount of movies about aliens in recent years, and the public has been eating them up. But just why is it that we can't get enough of extraterrestrial life? » 8/08/11 3:30pm 8/08/11 3:30pm

And Now, At Long Last, The Turkeys Get Revenge

What better way to conclude Turkey Day 2009 than with a forty-year-old fake trailer about a killer 300-foot turkey, shot by a bunch of Caltech astronomers in the style of fifties monster movies? Warning: some truly fowl puns lay ahead! » 11/26/09 5:00pm 11/26/09 5:00pm

Stephen Colbert Gets Confessions From A Real Alien Hunter

Seth Shostak, author of Confessions Of An Alien Hunter, talks little green men with Stephen Cobert. Find out why science is covering up our alien brethren, and how many alien heads Shostak has on his wall — he's a hunter after all. » 5/22/09 9:30am 5/22/09 9:30am