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Did you know?
To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.