Officials report that a shipment of fenugreek seeds from Egypt may be the culprit in a deadly E. coli outbreak that has killed 50 people and infected thousands.
Researchers say they have evidence of a tool-using fish. Diver Scott Gardner captured images of the tool-wielding tuskfish in Australia's Great Barrier Reef.
British scientists have found that native wasps can control the shore flies that infest lettuce and celery greenhouses, damaging crops and annoying farmers.