# data[].attributes.body
Democritus
500 BC

Theory: Everything is made of tiny particles called "Atomos", meaning indivisible.

# data[].attributes.body
John Dalton
Early 1800s

Evidence: Air cannot be infinitely compressed

Conclusion: Air is made of tiny, uncompressable invisible spheres.

# data[].attributes.body
J. J. Thompson
Late 1800s

Evidence: Negatively charged laser is repelled by matter

Conclusion: Atoms are a positive "dough" with negative particles stuck inside it

# data[].attributes.body
Ernest Ruthorford
Early 1900s

Evidence: Beam usually goes through gold foil, but occasionally bounces back.

Conclusion: Atoms are a nucleus with electrons scattered around it.

# data[].attributes.body
Neil's Bohr
1913

Evidence: According to the Nuclear Model, the electrons should crash into the nucleus.

Conclusion:  Electrons are confined to "Energy levels", and orbit the nucleus.

# data[].attributes.body
Erwin Schrödinger
1927

Evidence: Electrons move so quickly that it's impossible to predict exactly where one is.

Conclusion: Atoms don't move in fixed orbits, and we can estimate aproximately where they'll be.

# data[].attributes.body
James Chadwick
1932

Evidence: Atoms have more mass than is accounted for in the protons.

Conclusion: Neutrons exist in the nucleus and have no charge.