How to photograph snowflakes from Michael Peres

An expert photographer of nature’s beauty on a minuscule scale, Michael Peres offers you tips on how to photograph snowflakes.

Challenger disaster: 40 years ago today

January 28, 1986. On today's date 40 years ago, the Space Shuttle Challenger (mission STS-51-L) exploded and broke apart 73 seconds into its flight.

Quantum computers and exoplanets: New view of distant worlds

Quantum computers and exoplanets: Distant planets around other stars are difficult to image. But quantum computers could help astronomers see them better.

Deepfakes are flooding the web, and anyone can make them

Deepfakes are AI-generated images and videos that can fool viewers into believing they're real. They're exploding on the internet, and anyone can create them.

Crew-11 astronauts returned to Earth this morning

The 4 Crew-11 astronauts returned to Earth earlier this morning, January 15. The astronaut who needed evacuation, NASA says, is "doing fine".

SETI@home takes a closer look at 100 notable signals

The SETI@home project is taking a 2nd look at 100 notable signals. Researchers are using China's FAST radio telescope to prepare for future surveys.

January birthstone: The colorful garnet

Garnets, the beautiful January birthstone, are often thought to be red gemstones. But they also come in yellow, green, orange, brown and black.

What’s a Blood Moon? All you need to know

By this definition, Blood Moon is a member of a special kind of lunar tetrad : four total lunar eclipses in a row. Now it's used for any total lunar eclipse.

Solar Eclipse: Top 5 tips for photographing an eclipse

Are you hoping to get some great pics of the April 8 total solar eclipse? Here are 5 tips from NASA to help you capture some memories of this precious event.

Dwarf planet Ceres discovered 225 years ago today

Dwarf planet Ceres was discovered by Giuseppe Piazzi on January 1, 1801. That was 225 years ago. It was 1st considered an asteroid.