Humans dream up a lot of dragons, from Beowulf's dragon to the Aztec feathered serpent, Quetzelcoatl, divine Chinese beings like Qinglong, and, eventually, J.R.R. Tolkien’s Smaug. Where do these stories come from?

We're scratching the itch on all your mosquito questions.

Honey bee losses are at an all-time high. What's going on?

When it comes to wing type, form follows function.

"Most languages in the world are spoken by a small number of people in a relatively local place, and their language is probably really adapted to the kinds of things that they care about… and the way that they need to communicate."

About 20 percent of people experience Autonomous Sensory Meridian Response, or ASMR. But what exactly is it, and what causes it?

Tinnitus is a persistent ringing or buzzing in the ears, and it's a major issue among veterans. Is there a way to treat it?

For frogs looking to find a mate, there's strength in numbers.

When potatoes are exposed to sunlight, they produce a compound called solanine. The more solanine you eat, the sicker you can get.

Is the color blue rare in nature? Yes and no.