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Speed record on the moon

Speed record on the moon

The surface speed record on the moon is 10.56 miles per hour. It was set with the lunar rover.




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Fluorescent Light Fact

It is energy-efficient to turn off a fluorescent light only if it will not be used again within an hour or more. This is because of the high voltage needed to turn it on, and the shortened life this high voltage causes.

Seeds of an Indian Lotus tree

The seeds of an Indian Lotus tree remain viable for 300 to 400 years.

Second hardest substance

Boron nitride (BN) is the second hardest substance known to man.

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