Wisdom Builder
History Trading Cards
MODE:
When
Stuff Happened
Doppler Effect for Sound and Light
Waves
1842
Astronomy
Timeline
Galaxies are Born
Expanding Universe
13.4 Billion Years Ago
Verified. Empirically supported and rationally deduced.
Astronomy
Timeline
Pangaea Splitting Starts Splitting Evolution
Evolution
180 Million years ago (+/- 5 million)
Pangaea Super Continent Breakup
Astronomy
Timeline
Second Atmosphere: Carbon Dioxide & Nitrogen
Atmospheric Evolution
4.3 Billion Years Ago
4.5 to 4 Billion Years Ago
Astronomy
Timeline
Doppler Effect Observed for Stars
Light Waves
1848
Astronomy
Timeline
Snowball Earth: When Ice Reached the Equator
Evolution
From 717 million years ago through 635.
Cause: Continental Drift, Falling CO₂
Astronomy
Timeline
Galileo Galilei
- Father of Modern Physics
Observational Empiricism
born 1564.
Lived from 1564 to 1642, aged 77.
Astronomy
Timeline
Oort Cloud
Oort Cloud
Predicted in 1932
Rationally predicted, unconfirmed.
Astronomy
Timeline