Physics of Alien Life

    Science fiction writers have long had bizarre, vivid images of extraterrestrial life from Plutonians resembling intelligent ice cubes to H. G. Wells’ vision of  silicon-aluminum men in “Another Basis for Life” dwelling in an atmosphere of gaseous sulfur on the shores of a liquid iron sea. Astrobiologists have hotly debated how closely extraterrestrial … Continue reading Physics of Alien Life