Why fruit flies are a good genetic model for human disease study

If you have a Facebook account, you are likely to have seen someone pour an ice bucket on themselves in the name of raising awareness for amyotropic lateral sclerosis (ALS). ALS is a disease that affects nerve cells in the ...

Evolution is unpredictable and irreversible, biologists show

Evolutionary theorist Stephen Jay Gould is famous for describing the evolution of humans and other conscious beings as a chance accident of history. If we could go back millions of years and "run the tape of life again," ...

Primate evolution in the fast lane

The pace of evolution is typically measured in millions of years, as random, individual mutations accumulate over generations, but researchers at Cornell and Bar-Ilan Universities have uncovered a new mechanism for mutation ...

page 4 from 40