SCIENCE

Gravity’s strength measured more reliably than ever before

Stephan Schlamminger and his colleague, Vincent Lee, examine the torsion balance they used to measure the gravitational constantR. Eskalis/NIST For…

3 months ago

98 per cent of meat and dairy sustainability pledges are greenwashing

The dairy industry’s green claims are under scrutinyWitthaya/Getty Images The world’s biggest meat and dairy companies are flooding the public…

3 months ago

Hospital-acquired pneumonia reduced by daily toothbrushing

The benefits of brushing in hospital have been overlookedDrazen Zigic/Getty Images Brushing your teeth while being treated in hospital can…

3 months ago

Our dreams become more emotive and symbolic as we approach death

People sometimes report seeing a bright light during near-death experiences, but this symbolism of transition also commonly occurs in dreams…

3 months ago

The green solution to climate change isn’t happening – and that’s good

The Drax Power Station in the north of EnglandIan Lamond/Alamy You’ve probably seen those nice graphs showing carbon dioxide levels…

3 months ago

Tweaking the smell of cat food can encourage fussy felines to eat

Cats may find food more appealing if it has a distinct odourJaromir/Getty Images Cats that refuse their regular food might…

4 months ago

How a century-long argument over light’s true nature came to an end

Light is both a wave and a particle, and we know it for sure nowAnna Bliokh/Getty Images The following is…

4 months ago

We may have seen a ‘dirty fireball’ star explosion for the first time

Dying stars can emit a powerful jet of radiation, as seen in an artist’s impressionStocktrek Images, Inc./Alamy Astronomers think they…

4 months ago

Historic Artemis II launch sends astronauts bound for the moon

The Artemis II mission launched from Kennedy Space Center in Cape Canaveral, FloridaAFP via Getty Images The first crewed mission…

4 months ago

AI data centres can warm surrounding areas by up to 9.1°C

The number of data centres is rapidly increasingJIM LO SCALZO/EPA/Shutterstock Data centres built to power AIs produce so much heat…

4 months ago