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Explore the most exciting new ideas and emerging concepts in science, health, technology and the environment with 91av’s exclusive in-depth articles, interviews and long reads.

.Natural fields in Parque Ind??gena do Xingu (indigenous land).

Environment

Amazon soil may store billions more tonnes of carbon than once thought

Nutrient-rich "dark earth" soil may store an amount of carbon nearly equivalent to annual CO2 emissions in the US, a finding that suggests the Amazon sequesters far more carbon than previously known

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Space

Strange planets could be forming inside dying stars

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Humans

Hobbit hominins from Indonesia may have had even smaller ancestors

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3D illustration of giant spiral galaxy, solar system. Black hole. 5K sci-fi visualization. Elements of image provided by Nasa; Shutterstock ID 2347976815; purchase_order: -; job: -; client: -; other: -

Space

Could we take the entire solar system on a voyage through space?

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Environment

Rising methane emissions from wetlands may undermine climate targets

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Environment

Fossils show Greenland was once ice-free – and could be again

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Health

Keto diet helps with weight loss but also raises cholesterol levels

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Designed robotic tunafish featuring the morphing (first) dorsal fin https://arxiv.org/abs/2407.18843v1

Technology

Robo-tuna reveals how foldable fins help the speedy fish manoeuvre

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Banana-shaped galaxies detected by JWST and simulations of how dark matter may have influenced their shape

Space

Banana-shaped galaxies are helping unpeel the mysteries of dark matter

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Environment

Streetlights may make tree leaves tough and hard for insects to eat

Trees in Beijing lit by streetlights at night seem to have tougher leaves and less damage from insects, raising concerns about possible effects on biodiversity

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Life

Are horses in equestrian sports being harmed by bending their necks?

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Health

Bacteria originally found in faeces help chronic wounds heal

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Life

Charles Darwin’s frogs turn mating upside down

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Environment

Rising land under Antarctica could slow sea level rise

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