Scientists have used theloudest gravitational wave signal ever recorded to put Albert Einstein’s century-old theory of ...

A record-breaking gravitational wave signal let scientists "listen" to a distant black hole merger and put Einstein's gravity to its toughest test yet.

Discover the best Stephen Hawking books to explore the cosmos. From 'A Brief History of Time' to his final insights, decode the universe with some best books to read from a genius mind.

Cooling metal bars to near absolute zero, suspending microscopic gold beads, or searching for signs that gravity might be quantum: meet the scientists hunting for gravity's elusive nature ...

"We have long treated the Planck scale like a blurry limit," said Kulkarni. "But if you treat space as an information storage medium, geometry dictates a specific packing efficiency. The universe has ...