A fight over who owns the fossils of two dinosaurs that appear to have died while locked in battle hinges on the legal definition of "mineral".
U.S. cybersecurity experts say hackers impersonating a State Department official have targeted U.S. government agencies, businesses and think tanks in an attack that bears similarity to past campaigns linked to Russia.
A Russian Soyuz rocket has put a cargo ship en route to the International Space Station, a successful launch that clears the way for the next crew to travel to the space outpost next month.
The so-called "Grand K" kilogram, a cylinder of polished platinum-iridium alloy that has been the world's sole true kilo since 1889, is to be retired.
'Castration-free' pigs and hornless dairy cows are the farm animals being brought to life by a gene-editing company.
Recurring wildfires are sparking concern among medical experts about potentially major health consequences.
Creating fire buffers between housing and dry brush and burying spark-prone power lines underground would give people a better chance of surviving wildfires, experts say.
NASA has accepted delivery of a key European part needed to power the world's next-generation moonship.
First foods made from gene-edited plants getting close to the grocery aisles, a different technology than today's GMOs but will shoppers buy?.
Research show how in different ways humans made recent hurricanes even wetter.
President Donald Trump is signing legislation that elevates cybersecurity work within the Department of Homeland Security.
U.S. stock indexes are mostly lower in early trading, erasing some of the market's gains from a day earlier.
After facing near-extinction, the total number of mountain gorillas is slowly rebounding.
New York and Washington's clogged streets and creaky subway systems are about to feel more pain as 50,000 more people descend on the two metro areas when Amazon opens its second headquarters there.