The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Did you know?
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
Did you know?
Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
Did you know?
The average adult has about 21 square feet of skin.
Louis H. Sullivan, Bayard-Condict Building, New York.
Building a Client Base
Andean-Type Mountain Building
Statistics Question: A swim team
In 1964 a team of Russian scientists smashed a neon nucleus into a plutonium tar
Building a synthetic version of the 1.08-Mb Mycoplasma mycoides genome JCVI-syn1.0