1easy
Who developed the theory of gravity and the laws of motion?
2easy
Who developed the theory of relativity (E = mc²)?
3easy
Who discovered penicillin?
4easy
Who proposed the theory of evolution by natural selection?
5easy
Marie Curie won Nobel Prizes in which two fields?
6easy
Who invented the light bulb (practical incandescent)?
7medium
Who discovered radioactivity (and coined the term)?
8medium
Who developed the first successful polio vaccine?
9medium
Who is known for the heliocentric model of the solar system?
10medium
Who invented the telephone?
11medium
Who discovered the structure of DNA (double helix) with Watson?
12medium
Who developed the smallpox vaccine?
13medium
Who is known for the laws of planetary motion?
14medium
Who invented the telescope and used it for astronomical observations?
15medium
Who developed the theory of electromagnetism?
16hard
Who proposed the uncertainty principle in quantum mechanics?
17hard
Who discovered X-rays?
18hard
Who developed the periodic table of elements?
19hard
Who is known for the theory of black holes and wrote A Brief History of Time?
20hard
Who discovered radium and polonium?
21hard
Who formulated the law of universal gravitation?
22hard
Who discovered the neutron?
23hard
Who developed the theory of continental drift?
24hard
Who discovered the electron?
25hard
Who is known for the discovery of the circulation of blood?