Marie Curie did not invent the X-ray machine; this was Mr. Rontgen who figured out how to produce radiographs.
Ms. Curie was one of the pioneers who first identified and described radiation; this is why radiation levels are often measured in curies - the unit was named in her honor.
She discovered and isolated Radium - Nobel Prize for Chemistry 1911
i dont now some one else
Can an object stay in orbit around Saturn somewhere else besides the rings
glacier
a cave
She invented polonium.
He did not
I dont't know
no
an electrical switch for railroads
She discovered and isolated Radium - Nobel Prize for Chemistry 1911
I think nothing else no one else answered this question correct
he was int the middle of inventing the fusors but he sadly died of pneumonia
i don't know. Nobody knows. Ask somebody else besides answers.com.
as osborn's machine weighed about 50 lbs, it really was not a laptop
Yes. He also invented the first typewriter with a keyboard in 1821.
NO Laszlo Biro did not invent anything else besides the ball point pen. He invented the ball point pen in 1938.