Author: Guillermo Gonzalez
Plate Tectonics: Why Life Is Served on Plates
The ground under your feet is literally moving. The continents are drifting apart near an average rate of one inch per year.
On the 15th Anniversary of The Privileged Planet: An Update
The basic thesis of TPP is that the best places for intelligent observers are also the best places for observing.
Confirming the Big Bang: The Recent Decades
The Big Bang theory also gives us an age for the universe. The latest estimate, based on several cosmological observations, is 13.80 +/- 0.02 billion years.
Confirming the Big Bang: The Early Decades
Cosmologists have come a long way since Edwin Hubble published that ratty looking plot of galaxy recession velocities versus distance.
Exoplanets and the Fermi Paradox
Contrary to first impressions, exoplanet discoveries actually strengthen the impact of the Fermi Paradox.