One of the really big challenges facing our world is how to grow more food without using up the globe's land and water. One company in Ohio says we've been ignoring one solution: insects. It's using larvae of the black soldier fly to convert waste into feed for fish or pigs.

In the second of two stories on Smith Island, we'll talk with Maryland officials and climate-change experts about the prospects for this tiny spit of land in the Chesapeake Bay.

This week we reflect on Monday's shooting at D.C.'s Navy Yard, explore an interactive video aimed at helping veterans get jobs, and continue our series on the future of Smith Island.

The U.S. has had poet laureates, who seem to have worked out well, promoting poetry to the masses. But a bill to similarly sing the praises of scientific discovery and get more young people considering science careers is falling victim to politics.

Tens of thousands of sea creatures have been killed by this month's sticky spill in Honolulu Harbor. Matson Inc. says it will cover all the related costs and will not ship molasses any more unless it is confident such a spill won't happen again.

Layers of wax in the marine mammals' ears can be read like tree rings, scientists say, recording a whale's age and also information about pollutants in the water the whale swam through. Wax from a blue whale that washed ashore in 2007 contained surprisingly high levels of DDT.

Some scientists have argued that so much gas leaks out during production that it is actually worse for the environment than coal. But a new nationwide study shows that methane leaks from natural gas production aren't as bad as some feared.

At least 21 people were reported dead, as Tropical Storm Manuel and Hurricane Ingrid made landfall within hours of each other.

Five years ago, a Canadian company proposed building the Keystone XL pipeline to connect Canada's tar sands oil development with the big U.S. refineries on the Gulf Coast. The southern stretch of this pipeline is nearly finished, but the northern stretch is still under study.

The U.S. Fish and Wildlife Service is continuing to battle the invasive snakehead fish, which can harm native species in the Potomac.