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Discover the latest science and technology news from around the world with 91av. Read exclusive articles and expert analysis on the newest developments in space, physics, health, technology, the environment and more.

Space

Gas from Uranus reveals it has an icy centre

Carbon monoxide in Uranus's deep atmosphere indicates that the planet contains more ice than rock, suggesting it formed more like Neptune than we thought

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Life

Remarkable fossils rewrite the story of how animals conquered the land

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Earth

Almost the whole of Japan moved eastward after 2011 earthquake

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Environment

Why El Niño’s impacts on the UK are hard to predict

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Life

Complex life on Earth may last 500 million years longer than expected

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Humans

Ancient monument marked summer solstice centuries before Stonehenge

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Health

Cervical cancer deaths have plummeted thanks to HPV vaccine

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Health

Chilling the body with drugs could limit brain damage from stroke

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Humans

Oldest known plague outbreak killed hunter-gatherer children

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Life

Pigeons lock their eyes in place when they are flying

Bird-mounted headsets and backpacks have revealed the surprising things pigeons do with their eyes when on the wing

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Mind

Autism and ADHD are on the rise due to widening diagnostic criteria

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Life

Walking shark found in Papua New Guinea is new to science

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Mind

Autism may have two distinct subtypes that vary by brain activity

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Environment

Arctic Ocean reaches tipping point that could be dire for marine life

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