Scientists have discovered four new elements with atomic numbers of 113, 115, 117, and 118, which means that the Periodic table's 7th row is now filled.
It is estimated that Earth's helium supply will have run out by 2030 and party balloons will cost about $90.
Inside your belly button are thousands of bacteria that form an ecosystem as complex as a rain forest.
Earth has been broadcasting it's radio and TV signals into space. Currently it's about 200 light years in diameter.
An individual blood cell takes about 60 seconds to make a complete circuit of the body.
Every atom in your body is billions of years old. Hydrogen, the most common element in the universe and a major feature of your body, was produced in the big bang 13.7 billion years ago.
Before color TV was invented, a vast majority of the population used to dream in black and white.
Only about .003 percent of the water on Earth can be used by humans.
The length from your wrist to your elbow is the same as the length of your foot.
There are nearly 8,000 nerves in human feet and a large number of nerve endings near the skin, which is why they're so ticklish.
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