News tagged with evolutionary biology

'Stressed' bacteria become resistant to antibiotics

Bacteria become resistant to antibiotics when stressed, finds research published in BioMed Central's open access journal BMC Evolutionary Biology. In particular E. coli grown at high temperatures become resistant to rifampicin ...

Feb 21, 2013
4 / 5 (4) 3 | with audio podcast

Where does our head come from?

A research team at the Sars Centre in Norway and the University Vienna has shed new light on the evolutionary origin of the head. In a study published in the journal PLoS Biology they show that in a simp ...

Feb 21, 2013
4.7 / 5 (3) 3

Battling oceanic climate change

Changes to the temperature and chemistry of Earth's atmosphere are causing fundamental changes to the ocean, too. The water is getting warmer and more acidic, and those changes may reconfigure the microbial ...

Feb 18, 2013
3.4 / 5 (5) 8 | with audio podcast

Dinosaur-bird connection

The return of the American robin to back yards across the country is a lovely sign of coming spring. But the little songbird with the orange-red breast and bright blue eggs has some not-so-lovely relatives: ...

Feb 06, 2013
5 / 5 (2) 0

Can plants be altruistic? You bet, study says

We've all heard examples of animal altruism: Dogs caring for orphaned kittens, chimps sharing food or dolphins nudging injured mates to the surface. Now, a study led by the University of Colorado Boulder ...

Feb 01, 2013
3.7 / 5 (10) 8 | with audio podcast