The horizontal fraction bar was introduced by the Arabs.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
HUMAN BRAIN
Structure of the globular domain of human PrP in monomeric
Sociologists study the social factors that underlie human behavior, the experiences that mold us, ...
Human immunodeficiency virus (HIV) micrograph
A phylogenetic tree showing that all non-African human populations share a closer genetic relationsh
Estimated times of divergence of human and Neanderthal genomic