Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
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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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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Vaccines prevent between 2.5 and 4 million deaths every year.
Redox Reaction
Immunologic and inflammatory mechanisms of the Arthus reaction.
Nine labels used to identify hazardous materials in the Global Harmonization System (GHS). Top row: ...
Lab: Mass Relationships in Chemical Reaction
In 1994 a team of German physicists created an atom of Element 110. If the atom