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Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

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If you could remove all of your skin, it would weigh up to 5 pounds.

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Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Persian leopard (Panthera pardus ciscaucasica), also called Caucasian leopard Persian leopard (Panthera pardus ciscaucasica), also called Caucasian leopard
Charles Darwin may be dead and gone but a recent write-in campaign has pitted him against Republican Charles Darwin may be dead and gone but a recent write-in campaign has pitted him against Republican
In this painting evangelist George Whitefield appears to be cross-eyed. This is no fault of John Wol In this painting evangelist George Whitefield appears to be cross-eyed. This is no fault of John Wol
As China has embraced its version of capitalism, wealth has grown, as has consumption. Luxury goods ... As China has embraced its version of capitalism, wealth has grown, as has consumption. Luxury goods ...
A Gaucher cell showing accumulated fat stored in structures called lysosomes A Gaucher cell showing accumulated fat stored in structures called lysosomes
The synapse and synaptic transmission. (a) A thin cleft, called the synapse, separates one cell from The synapse and synaptic transmission. (a) A thin cleft, called the synapse, separates one cell from
Video: TRH/TSH/Thyroid hormone

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