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human evolution

Self-assembled colony formed by wild S. muelleri suspended in solution (see Movie 1) https://doi.org/10.1101/2023.01.10.523506

Life

Multicellular life may have begun with brief alliances between cells

Single-celled organisms called Stentor can feed more efficiently by pairing up, illustrating a possible stage in the evolution of complex life forms

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Polycystic ovary syndrome

Health

A better understanding of PCOS offers fresh hope for new treatments

Features

Illustratoin of Ignacius dawsonae, a squirrel-like animal in a tree

Life

Early relatives of primates lived in the Arctic 52 million years ago

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Golden tree growing from the old book, Education and knowledge concept. Flat lay.; Shutterstock ID 2105839085; purchase_order: -; job: -; client: -; other: -

Humans

Why it is important to explore the outer limits of knowledge

Leader

beautiful White-handed Gibbon (Hylobates lar) sitting on ground; Shutterstock ID 569449837; purchase_order: -; job: -; client: -; other: -

Life

Male and female gibbons sing duets in time with each other

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Finley, one of the sloths at The Sloth Sanctuary in Costa Rica. Credit: Ignacio Moya

Life

Sloths have double the grip strength of humans and other primates

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Anole lizard on a pole

Life

Urban lizards have gene mutations that help them adapt to city life

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Cross section of the skull (top) and outer layer of the brain, showing the subarachnoid lymphatic-like membrane in green

Health

We've just discovered a new part of the brain's waste disposal system

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Ichthyosaur

Life

Largest ever animal may have been Triassic ichthyosaur super-predator

Features

2FM22K7 The joy is evident on the face of this young orangutan. BORNEO: THIS BRITISH photographer has spent TWENTY years snapping Borneo?s cutest orangutans.

Life

Living in trees may have given great apes vocal skills for consonants

A comparison of consonant-like sounds in great apes suggests an arboreal lifestyle may have been a step towards complex speech in our ancestors

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Life

Fossils reveal the dinosaur era's changing insect soundscape

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Life

Diversity helped mammals survive asteroid that killed the dinosaurs

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Earth

How did so many giant meat-eating dinosaurs co-exist in the Jurassic?

Features

Life

Ants have evolved to farm plants on at least 15 separate occasions

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