biology - Trivia, Quizzes, and Brain Teasers | Mental Floss

Why Do Some People Have Dimples?

There's a good chance his parents have dimples, too.

Why Do Some People Have Dimples?

Tasmanian Devils Have Been Reintroduced to Australia’s Mainland After 3000 Years

Jgritz~commonswiki, Wikimedia Commons // CC BY-SA 2.5

Tasmanian Devils Have Been Reintroduced to Australia’s Mainland After 3000 Years

100 Fascinating Facts About Earth

The best Spaceball.

100 Fascinating Facts About Earth

62-Year-Old Ball Python at St. Louis Zoo Lays Eggs After Decades of Isolation

David Kenny/iStock via Getty Images

62-Year-Old Ball Python at St. Louis Zoo Lays Eggs After Decades of Isolation

Zoonotic Diseases 101: How Viruses Jump From Animals to Humans

A juvenile saddleback tamarin is measured as part of an annual health check of a population of three primate species in southeastern Peru.

Craving Nature? Your Gut Microbiome Might Be Responsible

These hikers's gut microbes are running the show.

A Stroke of Genius: New Research Shows That Sperm Don’t Slither—They Corkscrew

Sperm have been duping us for nearly 350 years.

Beavers on Devon's River Otter to Become England's First Permanent Population in Centuries

Ray Scott, Wikimedia Commons // CC BY SA 3.0

Why Researchers Believe a 'Crappy' Coronavirus Test Can Help Fight the Pandemic

Cheap tests may be the key to fighting coronavirus.

How Henrietta Lacks Became the Mother of Modern Medicine

A historical marker in Clover, Virginia, honors Henrietta Lacks.

15 Facts About Rosalind Franklin On Her 100th Birthday

Robin Stott, via Flickr // CC BY-SA 2.0

10 Surprising Facts About Alfred Kinsey

Keystone Features / Stringer / Getty Images

Winter is Coming: Why Some People Seem to Feel Colder Than Others

Work blanket? Check. Hot tea? Check. Writing gloves? Check.

What a Lizard Poop of Epic Proportions Is Teaching Scientists

Not the actual northern curly-tailed lizard with the epic poop.

Some People Can Control When They Get Goosebumps—and Scientists Are Stumped

This woman might be controlling her goosebumps with her mind.

It’s Easy Being Green: Most Amphibians Are Biofluorescent, Study Finds

An alpine newt glows green after being exposed to blue light.