Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The story of two of ...

Discover 10 of the most unusual bathroom habits found in the animal kingdom - from the weird and wacky to the gross and ...

The colugo might be one of the strangest animals you’ve never heard of, yet it glides effortlessly through Southeast Asian forests like a real-life flying creature from a fantasy world. Often mistaken ...

This video dives into the bizarre and often overlooked wildlife that thrives in Costa Rica’s dense rainforests. Viewers discover creatures with unusual features, strange behaviors, and adaptations ...

In February 1966, the Soviet space program launched the dogs Veterok and Ugolyok to beyond the protective Van Allen Belts, which they did to study the prolonged effects of space travel and the ...

(CNN) — The story of two of the strangest animals on the planet just got a little stranger, thanks to clues revealed by a lone fossil specimen that scientists now say represents a long-extinct ...