Cultural Evolution (1900-2000)

Social Evolution

Freud's "Interpretation of Dreams" is Published

1900

While many of his theories were incorrect, this book set the basis of exploration by scientists later into the human conscious.

Consumer Banking

1904

First Road Signs

1905

Theory of Relativity Published

1905

This publication ushered in a new paradigm of physics and understanding of how the universe works.

Pavlov Conducts His Experiment on Conditioning

1906

Mass Production

1913

Passage of Women's Right to Vote in U.S.

1920

John Watson Conducts the Little Albert Experiments

1920

The "Monster" Study

1931

Electroshock Therapy First Used

1938

Milgram Experiment

July, 1961

These experiments added higher understanding of the nature of human morality and obedience.

Stanford Prison Experiment

1971

Roe v. Wade

1971

Facebook is Launched

February 1, 2004

Facebook is now one of the most popular social networking sites in the world and has been more successful than any social networking site in targeting all demographics and age groups because of its accessibility.

Medical Evolution

Austrian-American Karl Landsteiner Describes Blood Compatibility And Rejection

1901

Bandaid Invented

1920

Insulin Is First Used

1922

Insulin is used to treat diabetics and has sustained the lives of many suffering from this condition. Without it, diabetes could have prevented many people from contributing to society.

First EEG

1924

First Vaccine for Whooping Cough

1926

First Vaccine for Tuberculosis

1927

Penicillin First Used

1928

First Bloodbank

1940

First Chemotherapy Efforts

1940

First Pacemaker

1950

Watson and Crick Discover the Double Helix DNA Model

1953

This discovery allowed the structure and organization of DNA to finally be understood, setting the groundwork for genetics studies in the future.

First Organ Transplant

1954

First Birth Control Pill

1957

MRI

1973

First Test Tube Baby is Born

July 25, 1978

Stem Cells Discovered

1981

Prozac Introduced

1987

Nakao Snare

1991

First Mammal Cloned

1996

Human Genome Final Draft Completed

June 26, 2000

This ended the fifteen year project of the human genome being mapped. It consisted of about 23,000 genes that were mapped, tracing the origin of specific traits in humans.

First Partial Facial Transplant

2005

Non-Medical Technological Evolution

Wireless Radio Signaling

1900

First Hybrid Vehicle

1901

Electrostatic Motor

1901

Assembly Line Used to Produce Cars

1901

The beginning of the assembly line marked an increase in industrialization and efficiency in producing goods.

First Air Conditioner

1902

First Manned Aircraft (Wright Brothers)

1903

Airplane Engine

1903

Study of Radioactivity

1905

Outboard Motor

1907

Alexanderson Alternator

1909

First Use of Aerial Bombardment

1911

First Liquid-Fueled Rocket

1912

Radio Remote Control

1914

First Toaster

1919

First Traffic Light

1920

First Non-Silent Film

1926

First Color Television

1928

Frequency Modulation (FM radiowaves)

1933

This contributed greatly to the way WWII was fought and how communication is transmitted even nowadays.

Multiplane Camera

1936

Discovery of Nuclear Reactivity

1942

Duct Tape

1942

First Atomic Bomb Test Detonation

1945

DISPOSABLE DIAPERS

1946

Instant Photography

1947

Chemical Demulsifiers

1948

Random Access Memory

1951

Geodesic Dome

1954

First Microwave

1955

Kevlar Invented

1956

First Commercial Airliner

1958

This is very important for the transportation of goods and industrialization.

First Video Game (Radar Tennis)

1958

First Communications Satellite

1962

First Neutron Star Spotted

1965

Microprocessor

1968

Digital Music

1970

First Cellphone

1973

The Cellphone affects how we communicate more than any other tool in the last 100 years. We can use it to manage businesses, school careers, and social lives.

Local Internet

1973

World Wide Web

1991

Google Launched

1998

First iPod

2001