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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).
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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
![A Bottlenose Dolphin (Tursiops truncatus) surfs the wave of a research boat on the Banana River, nea](https://biology-forums.com/gallery/47/medium_27692_23_04_12_3_30_24.jpeg)
![The greatest bone mass is found around age 30 for both men and women, with the later decline being f](https://biology-forums.com/gallery/47/medium_102911_16_06_15_7_18_43_220291584.jpeg)