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If Our Galaxy Was Coffee Cup-Sized, How Big Would the Universe Be?

How small is the Milky Way in relation to the observable universe?

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Does Mars Really Have a Face on its Surface?

NASA's Viking 1 spacecraft snapped a shot of what appears to be a humanoid face on Mars that some claim is an alien artifact. But what's really going on?

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Stunning Solar Phenomenon Called 'Sundogs' Light Up the Sky

The bright patches of light aren't lens flares! 'Sundogs' are a totally natural atmospheric phenomenon.

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Antidote To The Box Jellyfish Sting

Researchers say they just created an antidote to the most venomous sea creature in the world.

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Astronauts Are Younger After Returning from Orbit, Here's Why

Astronauts age a bit slower than those of us on Earth due to something called 'time dilation' described by Einstein's theory of relativity.

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Large Animals Should Have A Higher Chance of Getting Cancer, So Why Don't They?

It stands to reason that larger creatures that live longer stand a better chance of getting cancer than others. But that's not always the case...

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Check Out This Amazing Image Hubble Captured of a Spiral Galaxy

There's a lot of cool stuff to see out there in space, but NASA/ESA's Hubble Space telescope found a beautiful spiral galaxy.

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Master of Disguise: This Octopus Can Mimic 15 Different Animals

Discovered off the coast of Indonesia in 1998, the mimic octopus can impersonate dangerous animals to escape predators and its repertoire is quite impressive.

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How Many Stars Can You See in the Night Sky?

Under the best conditions for stargazing, you can see lots of stars. While it may seem impossible to count them all, astronomers have managed to narrow it down.

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Why Does This Moon Look Like A Giant Piece of Candy?

So NASA's Mars Odyssey orbiter caught Mars's moon Phobos in a full moon phase for the first time... and it kind of looks like a massive rainbow jawbreaker.

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Meet Marsha, Winner of NASA's 3D-Printed Mars Habitat Challenge

Construction on Mars would be quite a challenge, but AI SpaceFactory nailed it. They were just awarded $500,000 from NASA for their Mars habitat design.

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