The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
USF Biologist Taegan McMahon conducts experiments on chlorothalonil at a research facility in East H