There are more bacteria in your mouth than there are people in the world.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
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The human body produces and destroys 15 million blood cells every second.
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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.
true story
A macromolecular machine: the transcription-initiation complex
Early in the twentieth century, when malnutrition was common, companies such as this one advertised
Automated Vial Filling Machine
ECG machine
A diagram showing one of Mendel’s crosses. True-breeding strains of pea plants with smooth and ...