The idea that "daddy longlegs are the most venomous spiders on earth but their fangs are too short to bite humans" is a total ...

Light pollution is blinding North American fireflies. Discover how artificial light disrupts their mating and how you can ...

Before a leech ever touches you, it's already tasting you. The clues it reads are ones you can't hide. The chemical signals ...

Discover the best types of perches to put in your parakeet's cage to improve musculature and avoid health complications.

A chickadee's brain grows every autumn and then deliberately destroys itself come spring, and the reason why reveals ...

Unlike the cartoons, elephants aren't afraid of mice. They back up for a far more sensible and human-like reason.

July is peak humpback whale watching time in Alaska. Right now thousands of whales have returned from their winter breeding ...

Fireflies that flash synchronously were known from the Southeast U.S., but are now known from Pennsylvania's Allegheny Forest ...

Ohio's major rivers are showing signs of a rebound after decades of industrial pollution killed off native species.

Shark attacks receive plenty of attention during Shark Week, but the latest data shows just how rare they really are.

We explain how and why deer antlers grow, how fast they develop, how big they can get, and what purpose they serve.

A lake make look placid during hot summer days, but these are just a prelude to the battle of predator and prey at night.