Despite its unsettling name, the comet is not a threat to Earth, but it will be making for quite a sight in the night sky through the end of March ... The comet, which is nearly the size of Mt.

Mount Everest. The behemoth towers 29,032 feet (8,849 meters) between Nepal and Tibet in the Himalayas, with its peak ...

The next few weeks offer a unique opportunity to witness a rare, green comet streaking through the night sky. 12P/Pons-Brooks, a comet larger than Everest, has already been spotted by amateur ...

If you imagine the summit of Mount Everest, you might picture a quiet, snowy peak far from civilisation. But a striking photo, taken by mountaineer Nirmal Purja, shows how the reality can be a lot ...

In the early years, little was known about the physiological effects of extreme altitude, and mountaineers the world over wondered if they could possibly climb Mount Everest, the world's highest ...

The foot of a British adventurer is believed to have been found on Mount Everest after 100 years of speculation about his disappearance. Andrew "Sandy" Irvine was the youngest member of the 1924 ...