The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
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Before making Finding Nemo, the animation gurus at Pixar Studios had to take a graduate class in fish biology and oceanography.
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Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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The first female self-made millionaire in America was a black woman.
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The province of Alberta, Canada is free of the common rat.
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It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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