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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.

Humans

Denisovan DNA may help modern humans adapt to different environments

Highland and lowland populations in Papua New Guinea have different gene variants derived from Denisovan archaic humans, indicating possible adaptations for lower oxygen levels and higher malaria risk

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Technology

Russia is building ground-based kamikaze robots out of old hoverboards

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Life

Last common ancestor of all life emerged far earlier than thought

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Space

Astronauts could drink their own urine with water-recycling spacesuit

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pocket watch

Physics

You can turn any random sequence of events into a clock

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Physics

Laser helps turn an electron into a coil of mass and charge

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Environment

Melting sea ice is hindering, not helping, Canadian Arctic shipping

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Legs of a juvenile female woolly mammoth named Yuka

Life

Woolly mammoth DNA exceptionally preserved in freeze-dried ‘jerky’

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Health

Menstrual pads that turn blood solid could reduce the risk of leaks

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Health

People with Alzheimer’s disease benefit from spending time with horses

Horse therapy helps people with Alzheimer's disease socialise and improves their mood to a greater extent than music therapy, which is more established for supporting people with dementia

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Mind

Speed of decision-making reflects our biases

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Life

Lions’ record-breaking swim across channel captured by drone camera

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Earth

What would Earth look like in 25 years? I asked the experts

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Mind

Why taking our grief out into nature can help us heal

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