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Aliens & UFOs

Do Aliens & UFOs exist? Has man been visited by other races from other worlds? Explore the fascinating evidence for and against the existence of extraterrestrials.

UFO Evidence

Does good UFO evidence exist? Can we find proof of UFOs? And if we did, would it matter? Scientists and laymen have searched for years. Read more about their hunt and how they try to solve the problem of UFO evidence.

Are Aliens Really Building a 'Megastructure' Around Tabby's Star?

Astronomers have been thinking a little more out of the box in the hopes of explaining the weird behavior behind Tabby's Star. See more »

A Simple Equation Calculates the Likelihood of Alien Intelligence, But...

Solving a math problem could get us one step closer to meeting E.T., so why haven't we figured out the Drake Equation by now? See more »

How the Fermi Paradox Works

Are all the aliens hanging out without us? See more »

Should We Cloak Earth to Hide It From Evil Aliens?

Columbia University researchers say they’ve found a way to hide our planet from extraterrestrial eyes. See more »

Here's Why UFOs May Be to Blame for Climate Change Denial. Seriously.

Is it science that people mistrust, or the combination of science and the government? One historian traces conspiracy theories back to the paranoia of the late 1940's. See more »

Alien Abductions: Are You in Good Hands?

Mike St. Lawrence has been selling alien abduction insurance since 1987, says he's sold enough policies to “put my dog through obedience school.” See more »

If We Can’t Chat With Aliens, We Could at Least Ring Their Doorbell

Species here on Earth interact in drastically different ways, so how can we hope to talk to aliens? The SETI folks have a few fresh ideas. See more »

Could aliens really watch old TV shows?

In space, no one can hear you scream — but they might be able to hear The Beatles' "Across the Universe." The idea of ETs listening to our radio signals or watching our TV shows is pretty far out, but is it even possible? See more »

What are UFOs really?

Not a star. Not an airplane. No, this is something radically different. It moves through the night sky with amazing speed and pulsates with radiance beyond anything you've ever witnessed. UFO? See more »

What are the odds there is life in outer space?

Are we alone? Jodie Foster's character in "Contact" didn't think so, and neither do the scientists who've been listening for an extraterrestrial message for decades. See more »