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Ladybirds around the world are in danger from an invader that inadvertently wipes out its competitors using a biological weapon.The interloper is the harlequin ladybird (Harmonia axyridis),...
Editor's Note: This article was provided by our partner, ScienceNordic. The original is here. A small insect buzzes around the head of a child on a warm summer day. It makes a quick...
The human race has only ever wiped out one single infectious disease — and that was smallpox. We could wipe out smallpox because it had just one single reservoir — people like...