Almost all of us carry one form or another of herpes virus, and the consequences can be far worse than the occasional cold sore. Herpes viruses also cause shingles and can be implicated in blindness, birth defects and even cancer – gene editing might offer a route towards a cure. Image: euthman
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Around 99 million years ago, these tiny dinosaurs had a sticky encounter. Today, their feathered wings look almost exactly as they did when they became stuck in resin. Image: Lida Xing China University of Geosciences, Beijin/ Ryan McKellar Royal Saskatchewan Museum, Regina, Canada
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Do you see as many friends now as you did 10 years ago? Your shrinking social circle isn’t just a human trait – it seems that, as they get older, monkeys become more selective about who they spend time with too. Image: David Holt London
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Death is inevitable – but is it predictable? Some researchers think it might be. They say that experiments with fruit flies have revealed a new and distinct phase of life that heralds the approach of death. It’s a stage of life they call the death spiral. Image: Tamás Mészáros
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We may have finally found the ancestors of the mysterious miniature Homo floresiensis, aka the hobbit. A new cache of hobbit-like remains uncovered on the island of Flores answers at least some questions in the decade-long quest to understand the identity and origins of this tiny ancient hominin. Image: Kinez Riza
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