The secret behind male ornaments

In many species, males have eye-catching characteristics. Although often impractical, they are beneficial in finding a mate. Scientists have now mapped the genetic bases of such a male ornament in a fish.

Viking sword found in grave in central Norway

During the Viking Age—probably sometime in the 800s-900s—a man died in the village we call Vinjeøra today, south of Trøndelag county. He was buried with a full set of weapons: ax, spear, shield and sword.

Fungi found in cotton can decrease root knot nematode galling

Texas A&M University scientists found that a surprising number of fungi naturally associated with cultivated cotton were capable of curtailing the negative effects of a plant parasite known as the Southern root knot nematode, ...

page 1 from 2