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Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
![The heavily worn, and sometimes cutmarked, anterior teeth of Neadertals suggest that these teeth wer](https://biology-forums.com/gallery/47/medium_273287_22_02_15_10_32_16_2081617.jpeg)
![Abundant cave art after about 30,000 years ago is evidence of the importance of symbolic behavior fo](https://biology-forums.com/gallery/47/medium_273688_23_02_15_7_03_15_208321215.jpeg)