Coffee has so much more caffeine than tea that the body can absorb a lot of it quickly. Tea, on the other hand, makes the body work hard to absorb its caffeine.
In their search for alien life, scientists look for gases, or combinations of gases, that should only be present if they are produced by life.
In the 1940s biologists George Beadle and Edward Tatum wanted to “find out what genes do by making them defective.”
In 1909 Paul Ehrlich developed the first safe and effective drug to treat syphilis in humans.
A chemical analysis of a Bronze Age jug found in Egypt might finally vindicate an old theory that jugs like it contained opium.
In the Bronze Age site of Megiddo in Israel, archeologists found traces of chemical compounds usually found in natural vanilla extract.
Scientists may have found a way to fight senescence, one of the primary factors in the aging process.
The chemical makeup of rubbing alcohol allows it to evaporate more quickly than other liquids.
The shape of hair follicles determines whether human hair is curly or straight.
According to scientists working at the Monell Chemical Senses Center, the smell of cilantro usually produces a "love it" or "hate it" response.