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Krista Charles

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Environment

Cutting ammonia emissions may be the best way to reduce air pollution

Dog in a scanner

Life

Dogs can pick out individual words when we speak to them

A ginger tom feral cat

Life

UK urban areas are home to 250,000 unowned cats

A lidar-based image of one of the sites

Humans

Hundreds of ancient ceremonial sites found in southern Mexico

Wolf, Canis lupus

Life

Wolf cubs raised by humans become attached to us like puppies

Snowshoe Hare Lepus americanus changing from summer to winter fur in Teslin, Yukon, Canada; Shutterstock ID 783248209; purchase_order: -; job: -; client: -; other: -

Life

Hares with failed snow camouflage still manage to avoid predators

Forest in Brazil

Humans

Climate change drove the expansion of the Tupi people in South America

Pendraig reconstruction

Life

Chicken-sized dinosaur found in Wales is UK’s earliest known theropod

Riyadh, Saudi Arabia

Environment

People in cities have faced huge increase in heat exposure since 1983

Porcupine pufferfish (diodon hystrix) being cleaned by cleaner fish (labroides dimidiatus)

Life

Female cleaner fish can judge when to cheat without getting caught

robot

Technology

4D-printed robot self-assembles into a tube and rolls up hills

A map of the ozone hole over the South Pole on September 15 2021

Earth

The ozone hole over the South Pole is now bigger than Antarctica