Scientists have uncovered a new explanation for how swimming bacteria change direction, providing fresh insight into one of ...

This article is part 3 of a 5-part series on modern perspectives on ADHD. Part 2, "What is ADHD, Really?" is available here.

Discover how the U.S. federal budget works, its role in government spending, and its historical evolution, including details ...

This iceberg in Scoresby Sound, East Greenland, is one of many frozen sights in the country. Photograph by Frans Lanting, Nat Geo Image Collection Craters at Lake Myvatn in Iceland are among the ...

Foods high in vitamin A include organ meats, sweet potatoes, carrots, eggs, fish, and dairy products. You can also find vitamin A in dietary supplements. Vitamin A plays a role in your vision, bone ...

J.B. Maverick is an active trader, commodity futures broker, and stock market analyst 17+ years of experience, in addition to 10+ years of experience as a finance writer and book editor. Amy is an ACA ...

Vitamin A is a fat soluble vitamin that is required for a number of bodily functions. This vitamin is needed to maintain good vision and a healthy immune system, as well as being essential for growth ...