Electric cars hybrids rely upon electric motors for propulsion and assistance. Here is a look at how these motors and generators work to generate power.

What should you do when a wasp or hornet lands on you? Learn more about why wasps attack and how to avoid getting stung.

15 Smokey Bear posters were created in the mid-1980s for a major state and federal fire prevention campaign. Explore the collection and their message.

What are the tallest trees in the world? These 10 skyscraping superstars are some of the stalwart examples of their species.

Even though pineapples are considered a fruit (and a fruit generally comes from trees—unless it’s a berry), pineapples actually grow on a plant close to the ground. Each pineapple plant bears ...

Here's how to identify certain deciduous trees by closely examining the characteristics of their leaves.

Cultivating the land for farming requires testing your soil, improving it, tilling the soil and ensuring proper fencing.

Learn how to identify the yellow poplar tree, including facts about its habit, range, management, and more.

Behold the tundra biome. Characterized by extremely cold temperatures and treeless, frozen landscapes, the species here are marvels at adapting to the harsh climate.

Learn how composting toilets work, different types, maintenance tips, how to use them, and what happens to the waste in a composting toilet.

Maps show the vast range of the various spruce tree species that can be found throughout North America.