Using urban pigeons to monitor lead pollution

Tom Lehrer sang about poisoning them, but those pigeons in the park might be a good way to detect lead and other toxic compounds in cities. A new study of pigeons in New York City shows that levels of lead in the birds track ...

Alaska's shorebirds exposed to mercury

Shorebirds breeding in Alaska are being exposed to mercury at levels that could put their populations at risk, according to new research from The Condor: Ornithological Applications.

How much radiation damage do astronauts really suffer in space?

Space is a really inhospitable place to live – there's no breathable air, microgravity wastes away your bones and muscles and you're subjected to increased doses of radiation in the form of high-energy charged particles. ...

Amid terror threats, new hope for radiation antidote

University of Virginia School of Medicine researchers have identified promising drugs that could lead to the first antidote for radiation exposure that might result from a dirty bomb terror attack or a nuclear accident such ...

Vessel speed biggest factor in noise affecting killer whales

The speed of vessels operating near endangered killer whales in Washington is the most influential factor—more so than vessel size—in how much noise from the boats reaches the whales, according to a new study published ...

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