Archive: 23/04/2010

WUSTL professor testifies on helium shortage

The sudden shortage of a nuclear weapons production byproduct that is critical to industries such as nuclear detection, oil and gas, and medical diagnostics was the focus as a House Science and Technology panel heard testimony ...

dateApr 23, 2010 in Other
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Return of top predators is key to ecological future

Sufficient advances have been made about the importance of top predators in ecosystem function that it's time to move from discussing the issue to acting upon it, a conservation biologist from Oregon State University suggests ...

dateApr 23, 2010 in Ecology
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