Factoids
Did you know that at one time birds grew to enormous sizes? These frightening creatures lived millions of years ago while a few survived until the last millennium. Fossils of these birds have been found in Australia, France and Madagascar.…
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Did you know that a barn swallow, when returning to its nest, can zoom towards a 2″ gap in a door, turn sidewards, and fly straight through with out slowing down at all?
This bird can fly up to 32 …
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- Da Vinci predicted a solar industrialization as far back as 1447. (To me this is the most intersting fact ever!)
- A world record was set in 1990 when a solar powered aircraft flew 4060km across the USA, using no fuel.
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Solar energy has many uses such as electricity production and heating of water through photovoltaic cells and directly for drying clothes.
Solar energy can also be used to heat swimming pools, power cars, for attic fans, calculators and other small …
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Did you know that the Earth rotates more slowly on its axis in March than in September? What do you think happens to the inhabitants of the earth when this happens?
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