Archive: 05/5/2011

Study warns of mercury in Arctic

Global mercury emissions could grow by 25 percent by 2020 if no action is taken to control them, posing a threat to polar bears, whales and seals and the Arctic communities who hunt those animals for food, ...

May 05, 2011 3.3 / 5 (3) 2

What decides neural stem cell fate?

Researchers at Sanford-Burnham Medical Research Institute and their collaborators found that expression of a gene called SOX2 maintains the potential for neural crest stem cells to become neurons in the peripheral nervous ...

May 05, 2011 5 / 5 (1) 0 | with audio podcast

Journey to the center of the Amazon

The Amazon Rainforest is the largest tropical rainforest on Earth and home to millions of species. Yet, deforestation, or the clearing of forested areas, poses a threat to the livelihood of the forest.

May 05, 2011 not rated yet 2