7:12
Cold Snap Shakes Up Winter Weather Outlook
Climatologist Jeff Weber explains why this winter could pack a punch.
Mold Compounds Sandy’s Destruction
The Rockaways, a Queens, N.Y. neighborhood, is still recovering from Sandy. Debris from fires lingers on the streets, and buildings torn apart by the storm are crumbling on the beach. But those with restored heat and power have another concern: mold.
4:14
How E-Waste Is Becoming a Big, Global Problem
More than 2.5 million tons of electronic waste is produced each year in the U.S.
Arctic Research: Carhartts, Polar Bears, and Duct Tape
What does a modern Arctic explorer wear to work? And what does the modern explorer (mature male) do if he has to pee?
17:03
‘Full Planet, Empty Plates’
In his new book, Lester Brown says the world’s food supply is tightening—and the reasons are many.
Reel Science Friday: 2012 Highlights
Catfish eating pigeons, water traveling uphill, a blue whale barrel roll—we’re taking a stroll down memory lane for a look at the year’s best moments in science cinema. What were your favorite science videos of 2012?
I May Have Found My Bulb!
For years I’ve been searching for the best light bulb, and I may have found it.
Birding for the Holidays
Thousands of citizen scientists are taking part in the annual Audubon Christmas Bird Count.
Shooting Stars
Photographer Colin Legg makes time-lapse movies of celestial scenes. Legg shares tips, and describes some of the challenges of landscape astrophotography—from babysitting cameras for days and nights on end to running electronics off the grid.
Unlocking a Lake’s Bacterial Secrets, Beneath 20 Meters of Ice
Bacteria locked under Antarctic lake ice may shed light on life’s limits, and the possibility of life on other worlds.