WASHINGTON - A 2.8-million-year-old jawbone fossil with five intact teeth unearthed in an Ethiopian desert is pushing back the dawn of humankind by about half a million years.
LONDON - British scientists are turning to crowdfunding to complete the first scientific study ever to image the brain of someone "tripping" on the psychedelic drug LSD.
HAIFA, Israel - Israel is embarking on a five-year mission to stake its claim on a crowded new frontier, the $250 billion a year commercial space market.
CAPE CANAVERAL, Fla. - A NASA science satellite on Friday will wrap up a 7-1/2-year journey to Ceres, an unexplored dwarf planet in the main asteroid belt between Mars and Jupiter, scientists said on Monday.
- A little known but controversial program that flagged sensitive patent applications involving potentially touchy subjects such as AIDS vaccines and abortion devices has been scrapped by the United States Patent and Trademark Office.
CAPE CANAVERAL, Fla. - A U.S. military weather satellite appears to have exploded while in orbit last month after a sudden temperature spike in its power system, producing 43 pieces of new space debris, the Air Force said on Tuesday.
CHICAGO - Alzheimer's researchers at Harvard for the first time are scanning the brains of healthy patients for the presence of a hallmark protein called tau, which forms toxic tangles of nerve fibers associated with the fatal disease.
WASHINGTON - Revealing new details about the origins of AIDS, scientists said on Monday half the lineages of the main type of human immunodeficiency virus, HIV-1, originated in gorillas in Cameroon before infecting people, probably via bushmeat hunting.
LONDON (Thomson Reuters Foundation) - A toilet that uses urine to generate electricity and can charge a mobile phone will soon light up dark corners of refugee camps after being tested by students in Britain.
WASHINGTON - Lockheed Martin Corp said on Monday it had made a strategic investment in the U.S. unit of New Zealand's Rocket Lab, which is building a carbon-composite rocket, the Electron, to launch small satellites into orbit for less than $5 million.
NEW YORK - As the U.S. Supreme Court takes on a make-or-break Obamacare case this week, a growing number of U.S. patients and their doctors are already devising a Plan B in case they lose medical coverage. | Video