U.S. climate envoy John Kerry said Saturday he thinks "enormous progress" can be made at the upcoming U.N. climate talks in Scotland but more governments must come up with concrete commitments in the next 30 days.
Hundreds of clinics pushing unproven stem cell procedures caught a big break from the U.S. government in 2017: They would have three years to show that their questionable treatments were safe and worked before regulators started cracking down.
Virgin Galactic said Wednesday that the Federal Aviation Administration has cleared it to resume launches after an investigation into why its spaceship veered off course while descending during a July flight with founder Richard Branson aboard.
YouTube announced a sweeping crackdown of vaccine misinformation Wednesday that booted popular anti-vaccine influencers from its site and deleted false claims that have been made about a range of immunizations.
Youth climate activists Vanessa Nakate and Greta Thunberg chastized global leaders Tuesday for failing to meet funding pledges to help poor nations adapt to a warming Earth and for delivering too much "blah blah blah'' as climate change wreaks havoc around the world.