is where the arm of the microscope connects to the base of the microscope
what was his microscope called
The electron microscope.
a compound microscope.
optical microscope
isaac newton was the first to descover gravity!
tamato did
infrared
1899
it is spelled discover
He had sex
Penicillin
discover
in 1610
Some pre-human ancestor.
who?
polonium in 1921