Physics

Researchers have finally cracked it.

The results could help scientists to create new nanoparticles that could be used to develop highly efficient solar cells.

The theory of general relativity, which describes the nature of gravity, revolutionized science after its publication in 1915.

Who is Georges Lemaître and what were his most important ideas?

The great German physicist published his groundbreaking theory in 1915.

The theory describes how heat moves through solids.

The study has proved the theory holds beyond the Milky Way.

The broadcast will "create a link" between Hawking's presence on Earth, his desire to visit space and his scientific explorations of the universe, his daughter said.

The experiment created an exotic form of matter that cannot be found naturally on Earth.

Scientists believe that dark matter accounts for the majority of matter in the universe.

Here's how to get tickets.

Time crystals may exist where you'd least expect them.

“Second gunman” theory disproved by science.

No worries—humanity will be long gone by the time the universe implodes.

Hawking sought to unify the science of the incredibly large and the incredibly small.

Marika Taylor, a professor of Theoretical Physics at the University of Southampton, reminisces about her time spent studying under the late Stephen Hawking.

Nuclear fusion takes place in the center of stars, but scientists are also attempting to reproduce it on Earth in the hopes of creating a clean and essentially unlimited power source that could replace fossil fuels.

"My goal," Hawking said, "is a complete understanding of the universe."

Scientists give their take on "a world-class scientist just having fun."

π is used to represent a special number—the ratio of a circle’s circumference.

His long survival was "Extremely unusual, but not unique."

The world-renowned scientist never hesitated answering questions about his beliefs.

Radio waves are fast, but not fast enough to reach us before a civilization goes extinct.

Ultracold "Rydberg polarons" are a new and exotic state of matter.

Curling isn't as easy as it may look.

The same protein known for destroying the brains of Alzheimer's patients may have been the precursor for life on Earth.

The letter, which could be worth thousands, has been locked away in a safety deposit box for half a century.

Scientists hit the road with a high-precision clock hooked up to a trailer.

A new theoretical model of dark matter suggests it contains two distinct varieties of charged particles, which would allow it to form compact objects.

A research overlap with physics suggests that chronic pain may be a consciousness disorder, rather than a physical one.