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Michael Wall

Polyurethane Coating Could Make Self-Healing Car Paint

Mar 12, 2009 4:26 PM

Martian Volcano Could Be Reservoir for Life

Mar 4, 2009 5:38 PM

Your Spit Is Special

Feb 26, 2009 11:32 PM

Obamas' Pick for First Dog Solidly Scientific

Feb 25, 2009 5:10 PM

Rare Comet Close-Up Coming to a Sky Near You

Feb 20, 2009 3:36 PM

New Clues for Anti-Aging Therapy

Feb 19, 2009 10:00 AM

Cooking Has Been Both Boon and Bane for Humans

Feb 13, 2009 2:37 PM

Orbiting Carbon Lab to Provide Missing Climate Data

Feb 12, 2009 5:57 AM

Black Wolves the Result of Interbreeding With Dogs

Feb 5, 2009 11:37 AM

Tropical Turtle Fossil Discovered in the High Arctic

Feb 1, 2009 11:00 PM

Scars Reveal How Triceratops Fought

Jan 27, 2009 5:22 PM

Climate Change Killing America's Trees at Ever Faster Rates

Jan 22, 2009 11:06 AM

A New Weapon in the Battle Against Drug-Tolerant Bacteria

Jan 15, 2009 12:15 PM

Whining and Dining: Love, Mosquito Style

Jan 8, 2009 11:42 AM