One 75-watt bulb gives more light than three 25-watt bulbs.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Aluminum used to be more valuable than gold!
84
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
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