Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Even Antarctica has an area code. It's 672.
58
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
The water of the Antarctica is so cold that nothing can rot there.
334
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119