"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Stay sharp and learn something new every day or stock up on knowledge for the next 105 days with these ...

From the surprising truth about vegetables to the hidden secrets of figs and the origins of McDonald's drive-thru, these fun facts will leave you amazed and enlightened. Get ready to see the world ...

Dolphins exhibit remarkable intelligence through their highly developed brains, complex communication systems, and advanced ...