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Did you know?
Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.
Artist's impression of an electron splitting up into two new particles
New England children like David, Joanna, and Abigail Mason (painted by an unknown artist around 1670
Early in the twentieth century, when malnutrition was common, companies such as this one advertised
The Last Century Trends
17th Century Physician Examining a Urine Specimen
Processes leading to allopatric speciation