by Dr Henry Richter For a number of years I have been amused to watch many in the scientific community conduct a frantic campaign to identify life elsewhere in the universe. There has been a plethora of articles and significant dollars dedicated to the search for extraterrestrial life, particularly intelligent life. In recent times several […]
By capturing solar 'sneezes' of high-energy charged particles, the Van Allen Belts provide a prime example of how the earth and its space environment are designed to allow and protect life.
A signature in rock that was thought to come from extraterrestrial impacts could have been caused by plain old lightning. “Impact Geologists, Beware!” That’s the headline of a short paper in Geophysical Research Letters by H. J. Melosh of Purdue. His subtitle is, “A Cautionary Tale for Impact Geologists.” Why the alarm? Another “proxy” for […]