Iron is necessary to maintaining a healthy body, but did you know too much can actually be dangerous?
It's not a flattering likeness, but rats and humans actually have a lot in common, including physiology.
There's one da Vinci of the body, a true Renaissance organ, which can perform functions of the lungs, liver, stomach and kidneys.
It can happen at a carnival or on the dance floor--that moment when you stop spinning and the world starts spinning around you.
Chloroplasts should not be able to work once they are removed from algal cells because those cells contain proteins that control their operation.
Can animals grow infinitely big in the right conditions? Learn more on this Moment of Science.
Why do snakes have forked tongues and why do they flick them? Learn more on this Moment of Science.
Learn some fun and interesting facts about the human body on this Moment of Science.
“Stone” is actually a misleading word, since we might tend to think of a round, smooth pebble. Although some kidney stones are round and smooth, others are jagged, shaped like tiny starfish.
The difference in pain is due to the way each insect obtains blood. Mosquitoes have mouth parts that are highly modified for piercing; they have a sharp proboscis, a prominent tube-like part that extends from their head and houses organs known as stylets which work like hypodermic needles to penetrate the skin and suck up your blood.