History In The Headlines

Category: Space

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Slideshow: 50th Anniversary of the First American in Space

Fifty years ago today, Alan Shepard became the first American and the second person to fly into space.

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30 Years of the Space Shuttle Program

On the 30th anniversary of the space shuttle program, we take a look at its three decades of exploration, innovation and drama.

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Congo Crater Caused by Meteorite

Researchers have confirmed that a giant crater in the Democratic Republic of the Congo was formed by a crashing meteorite.

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Historic Eclipses

This week, as the world watches a true astronomical rarity–the first full lunar eclipse to coincide with a winter solstice since 1554–we take a look at legendary eclipses with undeniable historical significance.

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Mini Big Bangs Suggest the Universe Began as a Liquid

The universe started out as a hot, soupy liquid, according to simulations of its earliest moments conducted with the help of the world’s largest particle accelerator.

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Amazing Rescues

These incredible rescue operations saved lives, brought together communities and captivated millions of well-wishers around the world.

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What Is Earth Really Made Of?

New research suggests that a layer of molten rock or magma may lie some 1,800 miles beneath our feet, sandwiched in between the Earth’s core and its lower mantle.

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Life on Mars?

Three and a half billion years ago, Mars was home to a vast ocean fed by scores of rivers and lakes, according to one study.