31/07/2013

Modern-day colliers' canaries

Much like the miners' canaries of yesteryear, birds are once again warning of potentially damaging substances in the former South Wales coalfield.

Marine life gets drowned out as oceans get noisier

A PhD student from the Department of Physics who recently returned from a trip to lay microphones on the ocean floor off the west coast of Canada is warning of the dangers to marine life from increased ocean noise.

Dawn of carnivores explains animal boom in distant past

(Phys.org) —A science team that includes researchers from Scripps Institution of Oceanography at UC San Diego has linked increasing oxygen levels and the rise and evolution of carnivores (meat eaters) as the force behind ...

Citizens 'can help save our wildlife'

Farmers and city people can play a key role in saving Australia's native animals and plants by small changes to the way they manage their paddocks and backyards.

Silver coating kills bacteria on campus door handles

Can a door handle keep you healthy? That depends on what's on it. Most are teeming with bacteria: staph, E. coli, Enterococcus and sometimes even Salmonella. That stuff can make you sick.

Polar ecosystems vulnerable to sunlight

(Phys.org) —Slight changes in the timing of the annual loss of sea-ice in polar regions could have dire consequences for polar ecosystems, by allowing a lot more sunlight to reach the sea floor.

Smart materials: Fused liquid marbles show their strength

'Liquid marbles' are a peculiar new substance made by rolling water droplets into powders incapable of dissolving in water. The resulting micro- and nanoscale-particles act like soft solids, and can speed along surfaces without ...

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