Biology - Evolution news

Natural selection can favor 'irrational' behavior

It seems paradoxical that a preference for which of two houses to buy could depend on another, inferior, house – but researchers at the University of Bristol have identified that seemingly irrelevant alternatives can, and ...

Jan 14, 2014 4.5 / 5 (6) 0 | 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

Why sex with a partner is better (w/ Video)

(PhysOrg.com) -- OK, it takes two for human reproduction, and now it seems that plants and animals that can rely on either a partner or go alone by self-fertilization give their offspring a better chance for ...

Oct 21, 2009 3.4 / 5 (18) 1

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