0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The earth is approx. 6,588,000,000,000,000,000 tons.
175
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
The smell of freshly cut grass is actually a plant distress call.
31