Feathers show their true colors
(Phys.org) -- For millennia birds have been prized, even hunted, for their beautiful plumage but what makes their feathers so colorful?
Silkworm structures drive push for new materials
Shedding light on southpaws: Sports data help confirm theory explaining left-handed minority in general population
Lefties have always been a bit of a puzzle. Representing only 10 percent of the general human population, left-handers have been viewed with suspicion and persecuted across history. The word "sinister" even derives from "left ...