Geography, seasonality, time of day and flight latitude have a strong influence on whether a contrail is warming. Flights ...

The Arctic’s era of “high north, low tension” is over, and Washington may be underprepared for the region's shifting dynamics ...

Only a few thousand years ago, the planet's geography was drastically different than it is today. Massive ice sheets stored ...

At the bottom of Buffalo Ford Lake at Yellowstone National Park, researchers have found interesting clues about the natural ...

Throughout the 17th century, European settlers in North America turned to enslaved Africans as a cheaper, more plentiful ...

Former England captain Gary Lineker will step down as host of the BBC’s flagship Match of the Day highlights show at the end of the season. Canadian women’s national team coach Bev Priestman ...