That's the number of specimens—including plants, animals, minerals, and human artifacts—curators estimate are held in the ...

You wouldn't expect to find prehistoric treasures in a place that looks like it's halfway to nowhere. But just outside ...

A simple leaf reveals a surprisingly intricate structure when viewed under a microscope. This close-up look highlights the ...

Long-tailed, neon green and among Costa Rica’s greatest wildlife wonders, the resplendent quetzal is an aptly named bird — ...

Educator and amateur scientist Charles Thomas Hudson's obsession with microscopic creatures is literally illuminated in his ...

The sunlight-collecting organelles known as chloroplasts solve a packing problem: how to optimize photosynthesis without ...

Researchers have added something new to the platypus's list of bizarre traits: melanosomes in its fur thought to only exist ...

Feathers give birds their dazzling colors. They repel water and trap heat, keeping them warm and dry. They can even stifle sound, allowing species ...