Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Research indicates that plants grow healthier when they are stroked.
173
Diamonds can be shattered with a hammer.
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The smell of freshly cut grass is actually a plant distress call.
31
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16