A team of scientists dated the footprints along an extinct lake bed in New Mexico and found them to be between 21,000 and 23,000 years old — far older than reliable evidence has suggested to date.
By a mutual decision in March, both countries banned nonessential travel across their shared border. Two months later, Canada and the U.S. have agreed for a second time to extend the partial ban.
Researchers estimate that the bird population has fallen by a quarter since 1970. More than 90% of the loss can be attributed to just a dozen bird families, including sparrows, blackbirds and finches.
Mastercard, Discover, American Express and Visa have all announced that they are limiting policies requiring you to make your mark. They say advances in technology make fraud less likely.
What can you do when the Earth plunges into total darkness on Aug. 21? Eat, of course! And there are many space-themed treats to keep the skywatching party going.
Interior Secretary Ryan Zinke announced that the regulations – which have been subject to years of negotiation and controversy in Western states – are once again under review.
The researchers say it's the first time an American badger has been documented burying an animal larger than itself. It worked for five days and nights to accomplish the unexpected feat.
Banff National Park is hailing the beasts' return as a "historic and cultural triumph." Local indigenous communities also have strong spiritual ties to the bison, and welcomed their reintroduction.
Last year sometimes felt like one natural catastrophe after another. Now, reinsurer Munich Re says there were some 750 natural disasters, suggesting it was a particularly bad year.
In the first of a four-part essay series, the Harry Potter author delves into the previously unaddressed world of magic in North America, whetting fans' appetites ahead of new spinoff movie.
The automaker says the software functions differently than the "defeat devices" in some diesel cars from model years 2009 to 2015. The EPA says it hasn't determined if the new software is illegal.
