New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

Some federal websites, including the White House’s, have already deleted climate information, including reports on resilience ...

When you think of the United States, a few things come to mind: Hollywood, Disneyland, New York, the Grand Canyon, NASA, Las ...

The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.

Jeff Bezos’ rocket company has given NASA a brief taste of the moon’s gravity without straying too far from home.

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This painting was holding a centuries-old secret that art historians were thrilled to find. A close examination of "Ecce Homo ...

A popular flight attendant killed in the D.C. plane crash was not supposed to be on the fatal flight, according to his ex-wife.

Stunning discoveries and fresh breakthroughs in DNA analysis are changing our understanding of our own evolution and offering a new picture of the "other humans" that our ancestors met across ...

Trump, Hosting Israel’s Leader, Says Palestinians Should Leave Gaza “They have no alternative right now” but to leave, President Trump said shortly before he welcomed Prime Minister Benjamin ...