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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.

Life

Cannibalism may explain why some orcas stay in family groups

Fins washing up in the North Pacific suggest that orcas from one subspecies are snacking on other orcas, and researchers think that may explain their different social dynamics

News
Vitiligo skin pigmentation on the hands of woman

Health

Landmark vitiligo cream targets immune cells that disrupt pigmentation

News
Two quantum computers

Physics

Loophole found that makes quantum cloning possible

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Space

Saturn’s rings may have formed after a huge collision with Titan

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Humans

Stone Age symbols may push back the earliest form of writing

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Mind

Birdwatching may reshape the brain and build its buffer against ageing

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Environment

Tim Winton on why he tackled climate change in his novel Juice

Video

Humans

Brutal Iron Age massacre may have targeted women and children

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Life

Everyone’s a queen: The ant species with no males or workers

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Life

A horse’s whinny is unlike any other sound in nature

Horses use their larynx to make two sounds simultaneously, so they are effectively singing and whistling at the same time

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Life

Fish-based pet food may expose cats and dogs to forever chemicals

News

Space

We’ve spotted the strongest microwave laser in the known universe

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Health

Fresh understanding of the causes of migraine reveals new drug targets

News

Space

Search for radio signals finds no hint of alien civilisation on K2-18b

News