Pluto demoted to dwarf planet 20 years ago today

Pluto is the largest of many small bodies in the outer solar system. That's partly why it was demoted from major planet to dwarf planet in 2006.

1st photo of Earth from the moon 60 years ago

As NASA plans to land astronauts on the moon with the Artemis IV mission in 2028, it's fun to see this 1st photo of Earth taken from the moon.

Ancient Amazon civilization might have been home to millions

Laser surveys have revealed hundreds of earthworks in the Amazon. Researchers estimate the ancient Amazon civilization could have supported 3 million people.

Total solar eclipse August 12, 2026: Best images

Total solar eclipse August 12! Whether you saw it or not from your location, you can experience it! See the best images from our community here.

5th batch of Pentagon UAP files: Orbs and triangles

The 5th batch of the Pentagon UAP files was released on August 7, 2026. The videos, documents and images include reports of more orbs, triangles and more.

Solar eclipse: Top 5 tips for photographing an eclipse

Are you hoping to get some great pics of the August 12 total solar eclipse? Here are 5 tips from NASA to help you capture some memories of this precious event.

Why the Spokane wildfires became so catastrophic

Spokane wildfires show wildfire risk is growing, but preparedness, resilient communities and smarter land management can reduce future losses.

Mars Curiosity rover’s 7 minutes of terror 14 years ago

To celebrate the 14-year anniversary of Curiosity rover's arrival on Mars, here’s a video on the final 7 minutes of its chilling descent on August 5-6, 2012.

August birthstone: Peridot, spinel, or sardonyx

The August birthstone can be crystalline green peridot, colorful spinel, or banded sardonyx. Take your pick of these colorful gemstones, August babies!

Wildfires in Spain and France: 200,000 forced to flee

Raging wildfires in Spain and France have forced over 200,000 to evacuate or shelter as extreme heat and winds push uncontained blazes across both regions.