In the chilly waters off the Northern California coast, palm-sized sea creatures known as Velella velella float along the ...

PUEBLO, Colo. (Gray News) - People are positing a strange creature caught on camera in Colorado could be a raccoon, wolverine ...

Here is a microscopic view of these tiny creatures from the documentary "Invisible World." There are more living things on our bodies than people on Earth. The ability to see these creatures up close ...

During Earth’s more than four-billion-year infancy, the planet’s only life was simple and microscopic ... strange and alien place. Evolutionary biologist Stephen Jay Gould described the ...

They survived solely by eating microscopic animals trapped by their stinging ... way to becoming one of the planet's top predators. Creepy-crawlies also began to appear on land.