The Latest Breaking News on Physics

Nuclear fusion reactions in the sun are the source of heat and light we receive on Earth. These reactions release a massive amount of cosmic radiation — including x-rays and gamma rays — and charged particles that can be harmful for any living organisms.

Letters: Readers respond to an article that argued that the field of physics is too obsessed with discovering new particles

In private, many physicists admit they do not believe the particles they are paid to search for exist, says physicist Sabine Hossenfelder

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.

The researchers show frequencies of spatially separated clocks can be compared more precisely

A newly constructed University of Michigan facility that will be home to the most powerful laser in the United States is hosting its first experiment this week

Gravity as we know it is safe for now. The MICROSCOPE mission sought to test the Weak Equivalence Principle from general relativity in space, finding it held up.

A “folded diamond” doesn’t sound entirely plausible. But that’s exactly what we’ve found inside a rare group of meteorites known as ureilites, which likely came from the mantle of a dwarf planet or very large asteroid that was destroyed 4.56 billion years ago in a giant collision.

What is exotic matter, and could we use it to make wormholes? – Julia, aged 14, London

A new device creates hydrogen fuel from air by capturing it with a spongy material and sending it through electrodes. It could produce clean fuel anywhere on Earth.

Bizarre planetary weather conditions, like diamond precipitation, may be more common than scientists thought