Fish in polluted waters have evolved into toxin-resistant super mutants

The Atlantic tomcod that live in the heavily polluted Hudson River have come up with an extreme solution to deal with all the toxins surrounding them: mutate, and mutate fast. But though their super-speedy adaptation has allowed them to survive over thirty years in the dirty rivers, it may have come at a terrible… »2/17/11 7:33pm2/17/11 7:33pm