Contrary to what many people think, the earth is the closest to the sun in the middle of winter. It is not the distance, but the tilt of the earth that causes the temperature changes of the seasons.
Rainforests are home to more than 30 million animal and plant species. That's half of the wildlife on Earth.
Out of all creatures on Earth the Giant Squid has the largest eyes; one eye can be as big as 11 inches (28 cm) across.
The coldest inhabited place on earth is Oymyakon, Russia. Cars will not start once turned off and glasses will freeze to your face!
Australia is the smallest, and also the lowest continent on Earth. About 75% of it's land is unable to produce any kind of crop.
The densest planet in our solar system is our own Earth. The least dense is Saturn. If all the planets were placed in a massive ocean, only Saturn would float.
Antarctica is the biggest desert on Earth. A desert is an area which receives less than 10 inches (250 millimeters) of rain per year, regardless of temperature.
The distance from the Earth to the sun is 92 million miles (146 million km). Even at the incredible speed of light, it takes 8 minutes for the sun's light rays to reach us once they leave the sun.
Direct sunlight is essential for good health. Not receiving enough sunlight is a condition called mal-illumination, resulting in Vitamin D deficiency, and other health issues.
The earth spins around the sun at 66,480 miles/h (107,000 km/h). It takes a year to travel completely around, a distance of 584 million miles (940 million kilometers).
Earth's tectonic plates move slowly. Some move as fast as human fingernails grow (1 inch/year), while others may move up to 3 times faster.