Researchers used two quantum devices and a math trick to ensure that newly generated “random” numbers are truly unpredictable.

Mammals are a diverse group of animals. They include about 6,600 known, living species. Many of them, including humans, cats ...

The largest solar telescope in the world captured swirling plasma structures on the sun’s surface. Take a look.

New high-tech tools let scientists “tag” along with these red-footed seabirds to solve the mystery of how boobies spend their ...

Recently, AI agents undergoing tests acted in surprising and concerning ways. This wasn’t supposed to happen, so how worried ...

Studying humanmade seismic waves is useful for a few reasons. It can help engineers construct safer buildings. City planners ...

Virga refers to rain or snow that evaporates before it reaches the ground.

New sensors can map infrasound — a deep-bass thrumming lower than what human ears can hear — emitted by a fire as its flames ...

What is your favorite way to eat a marshmallow? Melted in hot chocolate after a long day of sledding? Or roasted and squished between a slab of chocolate and graham crackers while you are sitting ...

The kraken — a giant, tentacled sea monster that dragged ships into the depths — is a creature of Norwegian myth. But millions of years ago, a similar, real-life animal roamed the oceans, a new study ...

Some clouds are flat. Others are puffy. Some are pretty and turn orange or red at sunrise or sunset. Others signal stormy weather and can produce precipitation, such as rain, hail or snow.

Summer is finally around the corner, bringing lots of opportunities for outdoor adventures. With more free time, it’s easy to spend entire days splashing at the pool or visiting local parks with ...