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Author Question: The laser used to read Blu-Ray discs have a wavelength of 405 nm. 405 nm photons have of an energy ... (Read 93 times) |
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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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.
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In 1864, the first barbiturate (barbituric acid) was synthesized.