Biology - Evolution news

'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
3.7 / 5 (3) 3 | with audio podcast

How predictable is evolution?

Understanding how and why diversification occurs is important for understanding why there are so many species on Earth. In a new study published on 19 February in the open access journal PLOS Biology, researchers show that s ...

Feb 19, 2013
3.6 / 5 (12) 197 | with audio podcast

New species appear to arise from sudden changes

(Phys.org)—Folmer Bokma, researcher at Umeå University, explains that living species have a limited ability to adapt to the environment. His results suggest that species do not change gradually, as the modern evolutionary ...

Feb 19, 2013
3.8 / 5 (13) 11 | with audio podcast

Flies of the world embrace vegetarianism

(Phys.org)—Microbe-eating flies from at least three different locations around the world recently have evolved into herbivores, feeding on some of the most toxic plants on Earth. Fly detectives and UA evolutionary ...

Jan 29, 2013
4.3 / 5 (3) 1 | with audio podcast

From dark hearts comes the kindness of mankind

The kindness of mankind most likely developed from our more sinister and self-serving tendencies, according to Princeton University and University of Arizona research that suggests society's rules against selfishness are ...

Jan 22, 2013
3 / 5 (5) 3 | with audio podcast

A snapshot of pupfish evolution in action

Chris Martin has bred more than 3,000 hybrid fish in his time as a graduate student in evolution and ecology at UC Davis, a pursuit that has helped him create one of the most comprehensive snapshots of natural ...

Jan 10, 2013
4.5 / 5 (4) 0 | with audio podcast