After 17 years, we look back at the 2008 K2 disaster, one of the deadliest tragedies in modern mountaineering, which saw 11 ...

Alaska Airlines is set to expand its global reach with the launch of two new nonstop routes from Seattle to London Heathrow and Reykjavik, Iceland.

Comet K2, the most pristine comet ever observed, makes a visit to Earth this week. Here's what scientists have learned since first spotting the surprising object.