Facing Reality About Life on Other Planets: Geophysics
September 5, 2017
by Dr Henry Richter This is a continuation of my discussion on the requirements to allow life to exist on a planet elsewhere in the universe. My discussion moved from our position in the galaxy, our position in the solar system, and then focused on the earth, looking at the influence of our moon, our […]
Earth’s Magnetic Field Protects Us from Solar Sneezes
July 31, 2017
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.
Dark Matter is Still Very Dark and Very Mysterious
April 24, 2017
by Dr Jerry Bergman A research report in Nature announced the results of the latest experiment designed to prove the existence of Dark matter. In short: “Dark Matter Remains Elusive” (Xiangdong, 542:172. February 9, 2017). Dark matter is a hypothetical matter type that cannot be observed with any existing telescope system but, it is claimed, […]
Adult Stem Cells Eliminate Need for Embryo Killing
January 16, 2017
As another fight looms over presidential policy on embryonic stem cells, here's what the latest news shows about the efficacy of adult stem cells.
Hope, Not Evidence, Drives Astrobiology
August 25, 2016
Earth-size exoplanets are not evidence for alien life. They are evidence for orbiting bodies.
Radiation, Mistakes, and Assumptions
August 19, 2016
Three news items about atomic radiation should cause us to beware of academic overstatement.
Darwinism as All-Purpose Fiction Plot
August 13, 2016
No scientific rigor needed. Just say "It evolved."
Amino Acids Unlikely to Survive on Mars
June 9, 2016
UV radiation quickly degrades amino acids on most Martian minerals, a new study shows.
More Challenges to Astrobiology
May 26, 2016
There aren't likely as many places to live outside of Earth as earlier hoped.
Life from Sun Flares?
May 23, 2016
A NASA scientist proposes that a period of superflares on the early sun zapped life into existence on the earth.
Why Chernobyl Neighbors Are Not Dying
April 21, 2016
Surprising scientists, both people and animals are doing OK around the world's worst nuclear accident site.
Astrobiology: The Joy of Being Wrong
August 18, 2015
An astrobiologist looks forward to the day when everything he says is totally wrong.
You Wouldn't Want to Live on "Earth's Cousin"
July 24, 2015
Despite the hype about another Earth-like exoplanet, Kepler 452b would not be as habitable as Venus.
China Celebrates Non-Discovery of Dark Matter
October 6, 2014
A huge dark matter detector in China celebrated the publication of its first results: nothing.
Big Bang's Lithium Problem Gets More Problematic
September 15, 2014
There's no escape; new measurements show far less lithium than predicted by the big bang, and more fine tuning than would be expected by chance.