Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly ...

A billionaire-backed philanthropic organization is funding the development of a series of new observatories, including a ...

Far from being solid bullets of rock, many asteroids are fragile clusters of debris that spin so quickly they flirt with self ...

Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

Scientists have built microscopic, light-powered robots that can think, swim, and operate independently at the scale of ...

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

If you're looking for tools that can make working on your car an easier experience, check out these time-saving tools you can ...

In an earlier blog post about Christopher Nolan's latest blockbuster movie, Interstellar, I lauded the film for its ambition, ...

Under the threat of climate change and geopolitical tensions related to fossil fuels, the world faces an urgent need to find ...

When matter collides with antimatter, both vanish in a powerful energy burst. Scientists explain who truly wins this cosmic ...

Researchers have created microscopic robots so small they’re barely visible, yet smart enough to sense, decide, and move completely on their own. Powered by light and equipped with tiny computers, the ...

Matt Korda, the associate director of the Nuclear Information Project at the Federation of American Scientists, assisted USA ...