Three scientists from Sweden, the United States and Turkey won the 2015 Nobel Prize for Chemistry on Wednesday for working out how cells repair damaged DNA, providing new ammunition in the war on cancer. | Video
WEST LAFAYETTE, Ind. - Football is a dangerous sport. Even with the best protective gear, sprained knees, pulled muscles and an occasional broken bone are part of the game. But seven years of research into the impact of head trauma in high school players points to new dangers that parents will find extremely alarming. | Video
WASHINGTON - They come in many shapes, sizes and hues, from Cuba's tiny bee hummingbird to the flightless ostrich of Africa's plains, Antarctica's emperor penguin and the Southern Ocean's majestic wandering albatross.
JERUSALEM - An Israeli team competing in a race to the moon sponsored by Google has signed a with California-based SpaceX for a rocket launch, putting it at the front of the pack and on target for blast-off in late 2017, officials said on Wednesday.
WASHINGTON - Homo naledi, the ancient human ancestor whose fossils have been retrieved from a South African cave, may have been handy with tools and walked much like a person, according to scientists who examined its well-preserved foot and hand bones.
WASHINGTON - The U.S. Defense Department expects to decide "fairly soon" whether to issue a waiver to United Launch Alliance, a joint venture of Lockheed Martin Corp and Boeing Co, that would allow it to continue using Russian rocket engines, the Pentagon's top acquisition official said on Tuesday.
STOCKHOLM/LONDON - A Japanese and a Canadian scientist won the 2015 Nobel Prize for Physics on Tuesday for discovering that elusive subatomic particles called neutrinos have mass, opening a new window onto the fundamental nature of the universe. | Video
LONDON, Oct 5 - - Some 30 years after the world's worst nuclear accident blasted radiation across Chernobyl, the site has evolved from a disaster zone into a nature reserve, teeming with elk, deer and wolves, scientists said on Monday.
West Lafayette, IND Tahira Reid loves science. So she decided to use that passion to study one of her biggest causes of anxiety. | Video
WASHINGTON - The world had been wrecked. An asteroid impact in Mexico compounded by colossal volcanism in India 66 million years ago had killed about three-quarters of Earth's species including the dinosaurs.
DAKAR - The three West African countries at the heart of an Ebola epidemic recorded their first week with no new cases since the outbreak was declared in March 2014, the World Health Organization (WHO) said on Wednesday.