Freaky fish flirting

Freaky fish flirting

A chemical from plastics “looks” like estrogen to the body. If it makes female fish more likely to flirt with males of a different More »

Fracking

Fracking

Classroom Activity Page: Hydraulic fracturing, or fracking, is a high-pressure technique for cracking rocks and More »

Fracking fracas

Fracking fracas

A high-pressure rock-buster caused natural gas production to explode. How does fracking work? What’s up with groundwater pollution? More »

Cholera: Haiti’s latest scourge

Cholera: Haiti’s latest scourge

Cholera can kill with record speed. The bacterium is easy to control — if wastewater and drinking water are treated. Haiti — More »

Tar sands = Clean oil?

Tar sands = Clean oil?

Canada’s oil-drenched sands are the second-largest oil reserves, but they pollute air and water, destroy forests and boost warming. A More »

Water in a Bottle

Is bottled water safe and pure? Is bottled water better than tap water? Can you overdose on water? And where did the “8 glasses a day” More »