The Earth's atmosphere weighs about 5.5 quadrillion tons.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
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For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
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