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The agreement, which will give controllers 10 hours off between shifts and 12 hours off before and after a midnight shift, comes after close calls between planes that were following orders from controllers.

After a nasty computer glitch five months ago, Voyager 1 is once again able to communicate with Earth in a way that mission operators can understand.

Rhesus macaques on Cayo Santiago are known for being intolerant, hierarchical and aggressive. After 2017's Hurricane Maria destroyed their home, the monkeys' society underwent surprising changes.

Three photojournalists have created an in-depth report on electronic waste — its negative and ... positive ... consequences.

Metro Phoenix's mighty saguaros have been falling at a rate that has alarmed casual observers. But experts say people need to turn their attention to the young ones that aren't growing yet.

It was a mystery last fall. Millions of bees died at a North County sanctuary — and at first, no one was sure why.

It’s been almost a year since the Food and Drug Administration approved the first genetic treatments for sickle cell disease. So far, only a few patients have received the long-awaited treatments.

Two astronauts have been hanging out on the International Space Station since last month, waiting for the Boeing capsule that got them there to be repaired to bring them home.

The deck is stacked against election officials online, maybe even more so than in 2020. Conspiracy theories can quickly get millions of views while debunks gather a fraction of the attention.

Raise your hand if you’re overwhelmed by all the technology your kids have access to and worried about what it might be doing to them.