Thanks to new drone footage, killer whales have joined an exclusive club: the short list of animals that make and use tools.

Power-hungry AI and associated data centers could make the grid cleaner, eventually cutting more climate-change-causing ...

Astronomy fans can zoom in practically forever into the stunning first images from the Vera C. Rubin Observatory ...

This explorer spacecraft is heading to a rare asteroid with a naked metal core. It could hold clues to how Earth began ...

For more than a century, cars have meant freedom, escape and self-reinvention to Americans. Now Tesla’s forthcoming Cybercab ...

American military engineers designed the GBU-57/B bomb to devastate deeply buried bunkers without radioactive fallout. It’s ...

When nights stay hot, more people die, many from cardiovascular problems. But there are simple methods you can use to stay ...

Gravitational assists are an emblematic example of why space travel is hard —it is exactly rocket science, after all. Gravity ...

Our kids are changing. Their exposure to media is unprecedented, with seemingly unfettered access to smartphones, video games ...

Researchers have measured the brain’s faint glow for the first time, hinting at a potential role of “biophotons” in cognition ...

The collapse of the world’s second-largest ice sheet would drown cities worldwide. Is that ice more vulnerable than we know?

The game-changing Vera C. Rubin Observatory will collect more astronomical data in its first year than all other telescopes ...