1. What a Scent
A dog’s sense of smell is a whopping 1,000 times more sensitive than a human’s.
2. Just a Dot
Imagine this: if our Sun was the size of a beach ball, Jupiter would be as small as a golf ball and Earth would be as tiny as a pea.
3. So Splenda!
Splenda was discovered when a scientist misheard his coworker saying “Test this chemical.” He thought he said, “Taste this chemical.”
4. Bloody Amazing
The human body has 62,000 miles of blood vessels. Laid end to end, they would circle Earth 2.5 times.
5. That’s a Heavy Cloud
An average-size cumulus cloud weighs approximately the same as 80 elephants.
6. A Galaxy Far Far Away
Andromeda is the nearest galaxy to us. It would take an object from Earth traveling in the speed of light 2 million years to reach it.
7. Bottoms Up
Astronauts in space cannot belch, because there’s no gravity to separate liquid from gas in the stomach.
8. What’s That Smell
Space smells like a combination of barbecued meat, hot metal, and fuel.
The Earth spins at 1,000 mph and travels through space at 67,000 mph.
10. Killer Platypus
The male platypus’s hind foot has a venomous spur.
11. New Day, New Discoveries
Thousands of new animals are still being discovered every day. This Pygmy Chameleon was discovered in Mt. Mabu, Mozambique. In 2009, 19,232 new species were discovered.
12. Diamonds and Drinks
Diamonds from tequila have been successfully manufactured by scientists from Mexico.
13. Beautiful Mind
The human brain takes in 11 million bits of information per second (but is only aware of around 40).
Koalas sleep an average of 22 hours per day (that’s 2 more hours than sloths!)
Plica semilunaris is the pink thing in the corner of your eye. It is an evolutionary leftover from when we had an inner eyelid.