Did you know?
As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
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The longest a person has survived after a heart transplant is 24 years.
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The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.
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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).
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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.
The Meselson and Stahl experiment showing that DNA replication is semiconservative
The Meselson-Stahl Experiment p2
Continuous, Absorption Line, and Emission Line Spectra
The Experiment by Albrecht, 1978
Optical and Radiation Pyrometry Experiment
The relationship between the height of the firing line and length of the spark line can be ...