Space.com

A Dangerous Alien Illness Rises on Latest 'Mars' Episode

The first three episodes of National Geographic's "Mars" highlighted just how taxing, dangerous and ethically gray life on Mars could be. But Episode 4 makes the realities of life on the Red Planet even more gruesomely apparent.

NASA Mourns Death of President George H.W. Bush

NASA's chief Jim Bridenstine said Saturday (Dec. 1) that the entire U.S. space agency is in mourning for President George H. W. Bush, who died in his Houston home Friday at age 94.

Andromeda Galaxy Twinkles in a Colorful Sea of Stars (Photo)

The genus Homo is estimated to be between 1.5 and 2.5 million years old. At approximately the same time, in space, the light from our neighboring galaxy Andromeda M31 departed from the point in space where it is located, in the constellation of Andromeda.

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