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Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Front view of the cranium and facial bones. Front view of the cranium and facial bones.
Rising and Setting of Stars at Middle North Latitudes Rising and Setting of Stars at Middle North Latitudes
Sivapithecus is a Miocene ape (middle) with anatomical similarities to orangutans (left) rather than Sivapithecus is a Miocene ape (middle) with anatomical similarities to orangutans (left) rather than
The biped’s foot bears more weight than the quadruped’s and so the bones are stouter. The biped’s foot bears more weight than the quadruped’s and so the bones are stouter.
Bones of the skull. Bones of the skull.
Change is hard at first messy in the middle and gorgeous at the end Change is hard at first messy in the middle and gorgeous at the end
Video: Primary Active Transport - electrochemical gradient and ion transport / water movement

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