Two inexpensive commercial materials store solar energy as electrons and release hydrogen fuel on demand in darkness, requiring no external power and setting a new performance record.

In a bushfire or campfire, it is the glowing soot that we experience as flames. Flames actually extend well above where we ...

The oxidative power makes atomic oxygen useful for a number of fields and industries, but scientists don’t know all the ...

A small, icy moon of Saturn called Enceladus is one of the prime targets in the search for life elsewhere in the solar system ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging ...

Plants have an extraordinary ability to sense tissue damage and quickly rebuild their protective outer layers, a process ...

This summer, Google unveiled its Pixel 10 line-up, the latest iteration of the Android smartphone. Rather than buying directly from the brand, shoppers hoping to pick up one of the new handsets might ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

Astronomers have discovered a carbon-rich exoplanet with a bizarre atmosphere and shape, orbiting a neutron star under extreme conditions that challenge current models of planetary formation. Scientis ...

This iceberg in Scoresby Sound, East Greenland, is one of many frozen sights in the country. Photograph by Frans Lanting, Nat Geo Image Collection Craters at Lake Myvatn in Iceland are among the ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: Scattered across an abyssal plain ...

A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...