Even after nurturing and enchanting humans for thousands of years, the Nile River is full of surprises—and the longest river in the world.

Cetaceans, the infraorder of aquatic mammals consisting of whales, dolphins, and porpoises, are some of the most unique animals on earth, but they are also some of the most endangered. Cetaceans ...

There are 145 National Forests in 41 states in the United States. Discover each of them, state-by-state.

The ugliest animals on the planet might not win beauty pageants, but their unattractive traits allow them to survive in harsh environments.

Learn the definition of wind energy, how it works, the different types of wind energy, pros and cons, and more.

Learn what business and industry are doing to take responsibility for their impact on the planet.

Known as jewels of the rainforest, these tiny, vibrantly colored, and highly poisonous frogs can pack a punch.

They might look sweet and innocent, but many of nature's cutest creatures are also deadly. Here's our list of 15 cute animals that could kill you.

We stare at clouds all the time, whether trying to figure out what they look like or if they're bringing rain. Yet most of us know very little about clouds, let alone how to identify them.

The list of endangered bird species is disturbingly long. Among some of the most endangered are these amazing, unique, and beautiful birds.

Whether looking at a flower or leaf, there are several apps that can help identify plants. Dmitry Naumov/Shutterstock Seek by iNaturalist: Have you ever come across a flower or tree and wish you ...

From tinkering with Raspberry Pi microcomputers to automating our own homes, to coming up with cool renewable energy projects...we can't stay away.