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

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Complex fluids, such as polymer melts and concentrated suspensions, are foundational materials for industrial products, ...

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

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

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

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 ...

Solar sails have some major advantages over traditional propulsion methods—most notably, they don't use any propellant. But, ...

The company that built one of the country’s most potent drones is trying to replicate its success with a cruise missile.

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 ...