As the Gulf disaster abates, scientists ponder the future of a ravaged ecosystem.

BP installs new cap that it hopes will capture the crude leaking into the Gulf.

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

Dot Earth asks why oil salvaged from the spill is going to BP instead of U.S. reserves.

BPA and other everyday toxins are being linked to major health problems. How can policymakers protect us?