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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Ralph, the world's largest bunny, weighs 55 pounds and eats $90 worth of food a week.
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Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
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