Former Formula One engineer unveils superlight eco car.

Report says exposure to BPA in canned food is "far more extensive" than plastic bottles.

But do the functional benefits meet the aesthetic aims?

Artists give Rio community a radiant makeover.

Atlantic coast under threat as tar balls wash up in Florida Keys.

Wood Turner, head of Climate Counts, discusses the relationship between the media and the environment.

Shawn Traylor's kicks off his food co-op cooking odyssey. On the menu: Beef shortribs with beet orzo and a pea shoot gremolata.

Canadian environmentalist David Suzuki offers his take on the greenness of the games.