Top news for December 21, 2008

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Will Face Masks Protect You Against Wildfire Smoke? Here Are Ones That Can

Harald zur Hausen, 87, Nobelist Who Found Cause of Cervical Cancer, Dies

Parker Solar Probe Flies Close Enough to the Sun to See the Source of the Fast Solar Wind

Absolutely Wild Hypothesis Suggests IBS Could Be a Form of 'Gravity Intolerance'

A New Twist in Brain Science: A Proteasome Particle’s Unforeseen Function in Synapses

Scientists Reveal the Secret to Creating “Living and Breathing” Buildings That Use Less Energy

Wiggly worms and quantum objects follow surprisingly similar equations

Scientists Have Mapped the Ground Beneath Antarctica’s Most Vulnerable Glacier for the First Time

Power Leap: NASA Spacewalkers Successfully Install New Solar Array on ISS

Arizona, Low on Water, Weighs Taking It From the Sea. In Mexico.