Sharks can be dangerous before they’re born. While examining a pregnant sand tiger shark, scientist Stewart Springer was once bitten by the shark’s embryo.
Frightening fact: Phobatrivaphobia is a fear of trivia about phobias.
19th century biologist Sir John Lubbock experimented on ants by getting them drunk. He discovered that sober ants would carry their drunken ant comrades back to their nest, if they were from the same colony – but they would throw drunk strangers into the ditch.
The first ‘successful’ head transplant was carried out in 1963 by Robert J. White of Cleveland, Ohio, who attached the head of one monkey to the body of another. The monkey survived for several days, during which it tried to bite the experimenters.
In space, no one can hear you cry. Because you can’t. Astronauts are unable to cry properly because there is no gravity and tears cannot flow properly as they would on Earth. It is possible to produce tears in space – but they would leave the eye and float around.
Saturn has such a low density that if placed in water it would float.
Identical twins’ genes are not identical. Twins may appear to be cut from the same cloth, but their genes reveal a different pattern.
Looking at the Sun can trigger a sneeze. For some people, bright lights mean big sneezes.
Coal ash is more radioactive than nuclear waste.
The largest supply of alcohol in the universe is in deep space. Astronomers have spotted an alcohol cloud in the Milky Way that measures 288 billion miles across.