Today's quiz takes a detailed look at Nicky Haslam's annual list of things he finds common, and sells on a Christmas tea ...

Newly described wormlike fossils dating back over half a billion years might be our oldest ancestors, and researchers have ...

New World screwworm ( Cochliomyia hominivorax) is once again an active threat in the Americas. Cases in Mexico have risen and detections are approaching the US border, while federal agencies and ...