We already know that there is liquid water – and life – in some of the lakes beneath Antarctica’s ice. Blood Falls is a sign of something else: that the ground, too, holds liquid water, and that it may have extensive microbial activity. Image: DLR_de
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It’s the survival of the smallest. As ocean acidification begins to bite, some marine species might adapt by shrinking – threatening the profitability of commercial fisheries. Image: Jason Hall-Spencer
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Lucy, arguably the world’s most famous early human fossil, is not quite all she seems. A careful look at the ancient hominin’s skeleton suggests one bone may actually belong to a baboon. Image: Le Grand Portage
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