Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Did you know?
Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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There are more sensory neurons in the tongue than in any other part of the body.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Fern life cycle
The rock cycle and the Earth’s physical environment
The carbon cycle "دورة الكربون"
Average Number of Days per Year with Thunderstorms
