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Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.
Did you know?
Green tea is able to stop the scent of garlic or onion from causing bad breath.
Did you know?
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.