From the Smithsonian Museums
Two physicists contemplate life on other planets in this excerpt from "Exoplanets"
Michael Summers and James Trefil
Peter Devereaux
Janice Stagnitto Ellis
Erica McAlister and Adrian Washbourne
Mari Nakahara and Katherine Blood
Todd J. Braje
Paul Gardullo
Michael Garbutt, Nico Roenpagel, and Frank Feltens
Paul D. Taylor and Aaron O'Dea
Matthew Shindell
Peter Manseau and Andrew Ali Aghapour
Michael Carroll
Matthew T. Carrano and Kirk R. Johnson
Kit Brooks
James J. Farrell
Paul D. Taylor and Aaron O'Dea
Rebecca Head Trautmann
Edited by Tom Jones