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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.

Patterns produced by 'polygon billiards'

Mathematics

Particles move in beautiful patterns when they have ‘spatial memory’

A mathematical model of a particle that remembers its past so that it never travels the same path twice produces stunningly complex patterns

News
Maya ornament

Humans

Ancient Maya burned their dead rulers to mark a new dynasty

News
rainstorm in Dubai, United Arab Emirates, on Wednesday, April 17, 2024

Environment

What is cloud seeding and did it cause the floods in Dubai?

News

Life

Ancient marine reptile found on UK beach may be the largest ever

News

Humans

Ancient humans lived inside a lava tube in the Arabian desert

News

Health

Why we need to change the way we think about exhaustion

News
2A1B24J Global Climate Strike London

Environment

Old-fashioned pessimism might actually help us fight climate change

News

Health

Skin-deep wounds can damage gut health in mice

News

Technology

Intel reveals world’s biggest ‘brain-inspired’ neuromorphic computer

News
Aerial view of different coloured fields near the Werribee river in New South Wales, Australia

Life

Turning plants blue with gene editing could make robot weeding easier

Weeding robots can sometimes struggle to tell weeds from crops, but genetically modifying the plants we want to keep to make them brightly coloured would make the job easier, suggest a group of researchers

News

Life

A cicada double brood is coming – it’s less rare than you think

News

Environment

Dusting farms with waste concrete could boost yields and lock up CO2

News

Life

Colonies of single-celled creatures could explain how embryos evolved

News

Life

Sleeping bumblebees can survive underwater for a week

News