19/04/2012

EPA to cut air pollution from natural gas 'fracking'

(HealthDay) -- The U.S. Environmental Protection Agency on Wednesday issued the first national standards to curb air pollution linked with the controversial practice of "fracking."

US museum to welcome space shuttle Discovery

Discovery on Thursday will become the first spaceship of the retired US shuttle fleet to enter its permanent home as a museum artifact, marking a solemn end to the 30-year US space flight program.

DNA origami puts a smart lid on solid-state nanopore sensors

The latest advance in solid-state nanopore sensors – devices that are made with standard tools of the semiconductor industry yet can offer single-molecule sensitivity for label-free protein screening – expands their ...

Search on for entangled whale off Calif. coast

(AP) -- Boats and helicopters scoured the Southern California waters Wednesday for a 40-foot gray whale that became tangled in fishing line while migrating the wrong way.

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