You've Heard of Smallpox, But What Was the Great Pox?

William Shakespeare mentioned diseases often in his plays, probably because he was literally surrounded by them. During his London-based lifetime, such notorious illnesses as bubonic plague, typhus and malaria ravaged citizens, all made more potent and deadly by rodents, overcrowding and virtually non-existent sanitation systems. Also striking fear into the hearts of just about everyone were smallpox and syphilis, also known as the "great pox." See more

What's the Difference Between Macronutrients and Micronutrients?

Once upon a time, calories bore the brunt of dieters' ire. Would-be weight watchers meticulously crunched numbers on nutrition labels, and brands made major bucks shilling snacks made of little more than artificial sweeteners and air. Then, as the world learned more about the potential waistline-expanding (and unhealthy) power of processed sugars, many people began paying less attention to their total caloric intake and more attention to the composition of their meals. See More

Gnarly Dude! Surfer Rides Record-breaking Wave

Popular Chinese 'Healing Potion' Is Mostly Cockroaches

Can Adults Overcome Math Anxiety?

You're at a restaurant with a group of friends and you generously offered to pick up the check. Only you forgot how much you hate calculating the tip! Now the waiter is impatiently peering over your shoulder as you fumble with basic division and addition, hoping your friends don't notice how red your face is turning, and trying desperately not give the guy a 1.7 percent tip instead of 17 percent. Math anxiety is a real thing. See More >>>