In Texas, drought means conserving every last drop

(AP) -- Off-duty police officers are patrolling streets, looking for people illegally watering their lawns and gardens. Residents are encouraged to stealthily rat out water scofflaws on a 24-hour hot line. One Texas lake ...

Keeping ship hulls free of marine organisms

Special underwater coatings prevent shells and other organisms from growing on the hull of ships—but biocide paints are ecologically harmful. Together with the industry, researchers have developed more environmentally-friendly ...

Digging up lessons from an ancient quake

Beth Arcos picked her way through muck and pickleweed just west of the Bremerton waterfront, on the trail of an ancient earthquake and tsunami.