Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

This remarkable place has a remarkable amount of rainfall. And as a result, the forests around it are hugely biodiverse. Meet ...

Discover 15 unbelievable transparent animals that actually exist on Earth. See nature's most ghostly and rare creatures.

Across the animal kingdom, evolution has opened the door to a growing scientific quest to understand what a menagerie of ...

Ruby Reynolds unearthed the largest-known marine reptile fossil on England’s coast, unveiling the 82-foot Ichthyotitan ...

New research provides a physics based solution for why we aren't hearing potential messages from alien civilizations.

Long before mammals dominated the land and even before the most famous dinosaurs appeared, Earth was home to a wide variety ...

The platypus is one of nature’s strangest mammals. This egg-laying animal sweats milk, hunts by sensing electrical signals, ...

Discover the untold stories of Earth's mass extinctions through NBC's new series Surviving Earth, premiering June 4. Get a ...

Researchers found dozens of tiny, see-through crustaceans in an Australian cave, including a new “giant” species measuring nearly 6mm (not pictured). JURE MAKOVEC AFP via Getty Images When researchers ...

Scientists found a “big”-eyed creature with “elongated limbs” in a canyon of Iran and discovered a new species, a study said. Roman Nazarov Photo from Nazarov, Nabizadeh, Rajabizadeh, Melnikov, ...

In last week’s The Universe column, I fielded a reader’s question about galaxy collisions in an expanding universe. The answer deals with vast distances, inscrutable forces and the ultimate fate of ...