Home

Category

Tech & Culture

14 articles

Your Head Isn't a Heat Vent. Here's Where That Idea Really Came From.

Your Head Isn't a Heat Vent. Here's Where That Idea Really Came From.

For generations, Americans have been told that the head loses 40 to 70 percent of the body's heat — a claim repeated in parenting advice, military manuals, and winter gear ads alike. The actual science behind heat loss tells a completely different story, and tracing the myth back to its source is almost more interesting than the correction itself.

One Doctor Spent 60 Years Proving Knuckle Cracking Won't Give You Arthritis

One Doctor Spent 60 Years Proving Knuckle Cracking Won't Give You Arthritis

If you've ever cracked your knuckles near someone who cared about you, you've probably heard the warning. It's one of the most confidently delivered pieces of folk wisdom in American households. It's also not true — and one remarkably dedicated physician went to extraordinary lengths to prove it.