It’s official: A U.S. Department of Energy lab produced a controlled nuclear fusion reaction that released more energy than it consumed. On December 5, just after 1:03 a.m. PT, 192 lasers at the ...

Astronauts have been conducting experiments on the International Space Station for as long as the station has been in orbit, but astronaut labor is expensive: crew time costs $130,000 per hour, and ...

OXFORD, England, June 20 (Reuters) - For Ros Deegan, the thrill of raising $100 million to expand a biotech firm among the dreaming spires of Oxford was soon tempered: unable to find a bigger ...