The mission — known as Payload for Ultrahigh Energy Observations, or PUEO — lifted off Dec. 20, 2025, from NASA’s launch ...

You can't see, feel, hear, taste or smell them, but tiny particles from space are constantly raining down on us.

"WIMPs are still the leading candidate for dark matter, but billions of dollars of experiments have been done, only getting ...

A new theory suggests fusion reactors could help scientists search for axions, mysterious particles that may explain dark ...

Exotic hypothetical particles known as axions could potentially be produced inside a nuclear reactor, something The Big Bang ...

Try as they might, scientists can’t truly rid a space or an object of its energy. But what “zero-point energy” really means ...

Zero-point energy sits at a strange crossroads between hard physics and science fiction, promising limitless power from the ...

Astrophysicists show how and when specific particles form and offers clues to questions that have troubled scientists since the 1940s. For decades, scientists have been trying to solve a vexing ...