High in the Mackenzie Mountains, scientists are finding a treasure trove of ancient hunting tools being revealed as warming temperatures melt patches of ice that have been in place for thousands of years

To enable elderly people to live at home as long as possible, a group of researchers, will link robots and 'smart homes'.The robot will ensure that home is a nice place to stay. And that patients do the right things

A substance similar to capsaicin, which gives chili peppers their heat, is generated at the site of pain in the human body

New research indicates that one of the largest fresh-water floods in Earth's history happened about 17,000 years ago and inundated a large area of Alaska that is now occupied in part by the city of Wasilla

Asteroids may not be the dark, dry, lifeless chunks of rock scientists have long thought

New evidence from NASA's Chandra X-ray Observatory and ESA's XMM-Newton strengthens the case that two mid-sized black holes exist close to the center of a nearby starburst galaxy

Paleontologists have discovered a new species of dinosaur with a softball-sized lump of solid bone on top of its skull