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Author Question: The star Alpha Centauri A is the same type of star as the Sun, but its luminosity is about 1.6 times ... (Read 48 times) |
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
The horizontal fraction bar was introduced by the Arabs.
There are 20 feet of blood vessels in each square inch of human skin.
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.