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Learn the origins of our Moon.

A revolutionary set of star-seeking telescopes is taking precision to the next level.

Follow a satellite’s-eye-view of the habitats of the Congo River.

Geologists monitor the massive volcano under Yellowstone National Park.

Nowhere else are primates as diverse…or as endangered.

Pluto in 2015...or bust.

What does it take to plot a Universe's worth of space objects?

How tsunami researchers are trying to get ahead of the next big wave.

The Milky Way and Andromeda Galaxy are on a collision course.