Archive: 02/01/2010

Disappearing ducks?

The loss of wetlands in the prairie pothole region of central North America due to a warmer and drier climate will negatively affect millions of waterfowl that depend on the region for food, shelter and raising young, according ...

Feb 01, 2010 5 / 5 (1) 0

Managed wolf populations could restore ecosystems

Researchers writing in the February issue of BioScience propose reintroducing small, managed populations of wolves into national parks and other areas in order to restore damaged ecosystems. The populations would not be sel ...

Feb 01, 2010 5 / 5 (3) 0

MicroRNA: A glimpse into the past

The last ancestor we shared with worms, which roamed the seas around 600 million years ago, may already have had a sophisticated brain that released hormones into the blood and was connected to various sensory organs. The ...

Feb 01, 2010 4.8 / 5 (4) 0 | with audio podcast