POOP IN A BAG Peepoo, a one-time-use bag designed to convert waste into fertilizer, also destroys disease-producing pathogens.
By Erin Schneider
PEOPLE POWER! Move over solar-powered electronics, the next big wave for power might come from the act of breathing.
By Erin Schneider
SET THE KILLERS FREE Deborah Giles, a marine biogeograper at the University of California, Davis, explains to E why there is little scientific and no conservation value in keeping killer whales in captivity.
By Brita Belli
ARSENIC AND OLD STUDIES Arsenic remains a component of chicken feed, and is fed to 70% of U.S. broiler chickens. But the toxic residues left behind in chicken waste may be the biggest public health concern.
By Sheila Pell
