Month: December 2007

Canadian wild salmon are being driven to extinction by outbreaks of parasites from fish farms,…

Researchers at Harvard University have shown that spouses, siblings and close friends are more likely…

It has been 35 years since humans last walked on the moon, but there has…

Scientists, using zebrafish to study the gastrointestinal tract, say that an enzyme long assumed to…

Two researchers here spent months scouring through old expedition logs and reports, and reviewing 70-year-old…

Researchers have isolated a human blood cell that represents the great-grandparent of all the cells…

Natural climate variations, which tend to involve localized changes in sea surface temperature, may have…

When a female is attracted to a male, entire suites of genes in her brain…

Methanogenic micro-organisms could provide a clean, renewable energy source and use up carbon dioxide in…

The single-celled intestinal parasite Giardia lamblia colonizes the upper small intestine by fastening to the…