what happend if ?

timeline

Period: Jan 1, 1500 to Apr 28, 2014

Microorganism

Jan 1, 1674

If Anton van Leeuwenhoek hadn´t discovered the microorganisms; mankind would ignore the diversity of life

genetics and gregor mendel

Jan 1, 1856

If Gregor Mendel hadn´t discovered the
laws of inheritances; mankind would have knew ours elders

Natural selection

Nov 24, 1859

If Charles darwin hadn´t discovered the natural seleccion; mankind would ignore because a lot os species dissapear

Discovery of plastics

Jan 1, 1860

If Jhon Hyatt hadn´t discovered the
plastic; mankind would never know a lots of products like toys

Germ theory

Jan 1, 1865

If Louis Pasteur hadn´t discovered the Germ theory; mankind would ignore the causes of diseases

periodic table

Jan 1, 1869

If Dmitri Mendeléyev hadn´t invented the
periodic table; mankind would have problems to identify and organize the diferens elements of nature

Cathode Ray Tube

Jan 1, 1897

If Ferdinand Braun hadn´t invented the Cathode Ray Tube; mankind didn’t know the television

Insulin

Jan 1, 1921

If Nicolas Pascuelu hadn´t discovered the insulin; a lots of peoble would be dead for diabetes

global warming

Jan 1, 1965

If David keeling hadn´t discovered the causes of global warming; mankind would ignore the prevention to it problem

Radioactivity

Jan 1, 1986

If Henri Becquerel hadn´t discovered the
Radioactivity; mankind would have problems to detect diseases