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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.

The effects of eczema-like irritation on the hair growth of mice over 20 days (bottom row), compared to shaved mice without this irritation (top row)

Health

Serum promotes hair growth by mimicking the effects of skin irritation

Skin irritation, such as through eczema, promotes hair growth in mice, which prompted scientists to create a treatment that works via similar pathways, with no discomfort required

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Technology

Google says its quantum computer can reveal the structure of molecules

News

Environment

Gene-edited pigs resistant to swine fever could boost animal welfare

News

Technology

Colour e-paper screen offers high-res video with low energy use

News
Chris Packham and poodle
Life

Chris Packham: My dogs saved my life

Video

Health

Antidepressants vary widely in their physical side effects

News

Environment

Exclusive: Climate scientists expect attempts to dim the sun by 2100

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Physics

Ultracold atoms could test relativity in the quantum realm

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Space

A distant comet is forming new rings while we watch in real time

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Health

Breastfeeding causes a surge in immune cells that could prevent cancer

Breastfeeding seems to cause specialised immune cells to flood into the breasts and stay there for years or even decades, reducing the risk of cancer

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Health

Eye implant and high-tech glasses restore vision lost to age

News

Technology

Hand-powered device disinfects drinking water with nanoparticles

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Humans

Neanderthal-human hybrids may have been scourged by a genetic mismatch

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Health

mRNA covid vaccines spark immune response that may aid cancer survival

News