Rings of stalagmites found in a cave in France suggest that our ancient relatives were surprisingly skilled builders.
If ever an animal needed rebranding, it’s the hyena—a strong, smart animal that's often misunderstood.
Sylvinite is mined for its potassium-bearing salt, but it also has an aesthetic appeal.
The deep-dwelling creatures could reach lengths of at least 66 feet, says a provocative new study—but not everyone is convinced.
Also, Hubble reveals thousands of colorful galaxies, and Saturn poses for a stunning portrait.
For Memorial Day, see the haunting relics that World War II left behind.
Animal News From National Geographic