How gravity causes a perfectly spherical ball to roll down an inclined plane is part of elementary school physics canon. But the world is messier than a textbook. Scientists have sought to ...

We love a jet-set getaway as much as the next person, but sometimes it's a staycation that offers the most relaxing kind of escape. And when it comes to those, UK Airbnbs pretty much always come ...

Hersheypark’s maintenance team topped off its latest ride this week, adding the top piece to Twizzlers Twisted Gravity. The ride, which will last one minute and 10 seconds, will ascend to 137 ...

Quantum gravity is the missing link between general relativity and quantum mechanics, the yet-to-be-discovered key to a unified theory capable of explaining both the infinitely large and the ...

THE PROMISE of Aadhaar, India’s biometrics-based national-identity system, was a glorious one. It was designed to provide a legal identity to those who possessed no papers and to eliminate the ...

It's been 286 days since astronauts Sonny Williams and Butch Wilmore have felt the pull of Earth's gravity. Gravity is really, really tough, tough, learning to live with it, but also without it.

Nasa astronauts Sunita Williams and Butch Wilmore returned to Earth on Tuesday, splashing down in the Gulf of Mexico off the Florida Panhandle, where they were safely assisted out of the Dragon ...

A version of this story appeared in CNN Business’ Nightcap newsletter. To get it in your inbox, sign up for free here. New York CNN — Elon Musk’s DC power grab hasn’t been the Tesla-stock ...

Treasury Secretary urges other countries to 'take a deep breath' and not retaliate ...

Elon Musk’s DC power grab hasn’t been the Tesla-stock jet fuel investors were expecting. Tesla shares have fallen more than 40% since January — erasing all of the “Trump bump” that ...