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Long term time variability of cosmic rays and possible relevance to the development of life on Earth
cosmic rays lightning evolution
2010/3/9
An analysis is made of the manner in which the cosmic ray intensity at Earth has varied over its existence and its possible relevance to both the origin and the evolution of life. Much of the analysis...
NASA Research Reveals Major Insight Into Evolution Of Life On Earth
Major Insight Earth Evolution Of Life
2009/8/20
Humans might not be walking on Earth today if not for the ancient fusing of two microscopic, single-celled organisms called prokaryotes, NASA-funded research has found.
NASA Study Shows Asteroids May Have Accelerated Life on Earth
NASA Asteroids Accelerated Life Earth
2009/5/21
The study focused on a particularly cataclysmic occurrence known as the Late Heavy Bombardment, or LHB. This event occurred approximately 3.9 billion years ago and lasted 20 to 200 million years. In a...