The impact of HIV in Zimbabwe since the early 1980s is explored in new research published this week in the journal PNAS.

Medicine & Health - HIV & AIDS

Aug 28, 2007 4.5 / 5 (2) 0

The testes in humans may act as mutation multipliers that raise the odds of passing improved DNA to offspring – but that can also backfire by increasing the frequency of certain diseases.

Biology -

Aug 28, 2007 4.8 / 5 (5) 0

Colorectal cancer is one of the most prevalent cancers in the Western world. The tumor starts off as a polyp but then turns into an invasive and violent cancer, which often spreads to the liver. In an article recently published ...

Medicine & Health - Cancer

Aug 28, 2007 4 / 5 (21) 0

Is heading straight for a goal the quickest way there? If the name of the game is evolution, suggests new research at the Weizmann Institute of Science, the pace might speed up if the goals themselves change continuously.

Biology -

Aug 28, 2007 4.5 / 5 (30) 0