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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.

Health

Most detailed map of uterine lining yields clues about endometriosis

An intricate atlas of the inner lining of the uterus could help researchers better understand conditions like endometriosis, infertility and abnormal menstruation

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Space

We finally know exactly how dark deep space is

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CERN's CLOUD experiment
Environment

CERN’s CLOUD experiment studies role of aerosols on clouds and climate

Video

Life

Wild bees have found a surprising place to nest in cities

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Space

Huge asteroid impact may have knocked over Jupiter’s largest moon

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Life

Pregnant shark that disappeared may have been eaten by another shark

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Earth

Earthquakes may explain how huge gold nuggets form in quartz rock

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Health

Lab-grown stem cells could be a ‘breakthrough’ for cancer treatment

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Space

What are the weird noises coming from Boeing’s Starliner capsule?

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Light effects

Physics

Quantum holograms can send messages that disappear

Entangled particles of light can transmit holographic images that can be selectively erased, allowing for secure communications that can also be deleted

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Technology

Why is the US military getting ready to launch new spy balloons?

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Technology

Generative AI creates playable version of Doom game with no code

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Health

Does mpox cause lingering symptoms like long covid?

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Space

Astronomers puzzled by little red galaxies that seem impossibly dense

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