Europa Plus Water Does Not Equal Life
November 18, 2011
NASA gave one of its high-profile press releases this week to dazzle reporters: Europa, the icy moon of Jupiter, may have large lakes of liquid water under its icy shell, closer to the surface than the deep ocean long believed to exist miles down. The curious domes rising above the ice seem to indicate heating that Would the reporters resist the temptation to speculate about life?
It’s Still a Rare Earth
September 25, 2011
Now that hundreds of extrasolar planets are known, how do they compare to ours? The Kepler spacecraft has found a varied assortment of all sizes and distances away from their parent stars. Only a few reside in their star’s habitable zones. But that’s only the first of many requirements for life. Two recent studies indicate that Earth remains a rare bird in the celestial aviary.
Science Without an Object: Astrobiology, Alien Science
September 6, 2011
Can science exist without an observable object? In recent years we have seen serious scientists ponder alternate universes and parallel universes, dark matter, dark energy and other imponderable entities. String theory has yet to rest on observable data, and physicists at CERN are getting worried about not finding the hypothetical Higgs boson. Sooner or later, these theories need to detect their subjects or lose credibility in the science club. Perhaps nowhere else has the disconnect between hype and observation reached the absurd limits of astrobiology and alien science.
Crystal Mysticism Invades Astrobiology
March 20, 2009
Mystical ideas about the life-giving power of crystals usually go with New Age movies and storefronts. Science is above all that, right? Then what is a reader supposed to think of this opening line by Leslie Mullen on Space.com? One of the greatest mysteries about the origin of life is how the necessary ingredients consistently […]