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Fish pay attention to one influential neighbour in virtual reality

Observing interactions between real and virtual rummy-nose tetra fish shows that, within a group, each individual takes cues from only one influential neighbour

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Neuroscientists reveal method to train people to have lucid dreams — and it involves virtual reality and meditation

Cooperation in fish living in families

This week in PNAS Journal Club: Three fossils of Ice Age American “cheetahs” found in the Yukon Territory offer the first full genome for the species. These extinct big cats were closely related to pumas, and ate a diet high in nitrogen, suggesting their main prey was fish, probably salmon.

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