There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
The structure of liquid water
Cofactors, Vitamins, and Essential Metals
Distribution of Earth's Water
A Well of Sources for Bottled Water
Planet Earth compared to all its water and air!
A 400-g piece of metal at 120°C is dropped into a cup containing 450 g of water