Earth analog

July 15, 2017

Who’s Out There?—Problems Getting Started

Since wet chemists on Earth have not reinvented life from scratch—not one self-reproducing living critter, nor even a self-serving prion–we can probably assume that it’s not […]
June 22, 2017

Is It Time to Rethink How We Search for Alien Life?

WASHINGTON — From the lovable, candy-munching E.T. to the deadly Xenomorphs from the “Alien” movies, science-fiction stories are bursting with all kinds of alien encounters. But […]
May 13, 2017

Mars May Have Been Born in the Asteroid Belt

Research suggests that gravitational interactions forced Mars out of the asteroid belt and toward the sun about 120 million years after the birth of the solar […]
July 26, 2015

The Planets: WASP-12b

Each planet beyond the solar system carries with it a distinctive feature, or a mysterious color, or an unfounded phenomenon. However, WASP-12b is a famous exoplanet […]