The asteroid was discovered in August and is set to become a mini-moon, spinning around Earth in a horseshoe shape for about ...

This new floating rock is only expected to orbit the Earth once, beginning its trip Sept. 29 before breaking off from its ...

An effort to understand Earth’s past climates uncovered a history of wild temperature shifts and offered a warning on the ...

Earth is getting a second moon! Yes, you read that right. From September 29 to November 25, "mini-moon"—an asteroid— will ...

A Sunday at Circus Vargas in California begins with a Mass from Father Frank Cancro and ends with performer Daniel Eguino riding a motorcycle in the Globe of Death.

The full FireSat system should be able to detect tiny fires anywhere in the world, and provide updated images every 20 ...

A billionaire spacewalker returned to Earth with his crew on Sunday, ending a five-day trip that lifted them higher than ...

A seismic signal heard across the world last September for nine days has been traced back to a trapped tsunami triggered by a ...

A landslide in a remote part of Greenland caused a mega-tsunami that sloshed back and forth across a fjord for nine days, generating vibrations throughout Earth.

It took Lael Wilcox 108 days to circumnavigate the globe. Improbably, she said it was “the most fun ride of my life.” ...