女生小视频

Health

Technology

鈥楥linical-grade鈥� AI stress detector doesn’t work, study suggests

An AI-powered test that claimed to be 鈥渃linical grade鈥� listens for signs of stress in people鈥檚 voices. But it provides inconsistent results when tested on the same person twice, according to a study

News
Sir David Attenborough

Comment

The 12 best science documentaries of 2023

Culture
person with prosthetic limb

Health

Spinal cord stimulator dramatically reduces phantom limb pain

News
The man smoke an electronic cigarette on the dark background; Shutterstock ID 519015292; purchase_order: -; job: -; client: -; other: -

Health

Patchwork vaping regulation can show the way to a smoke-free world

News
Two women choosing food in a cafe

Health

Why does weed give you the 鈥榤unchies鈥�? Here’s what the science says

News

Health

Cannabis addiction may be partly down to genetics

News

Health

We need a wake-up call when it comes to adolescent sleep

News
Sugar-replacing tablets with a spoon on a pink background.; Shutterstock ID 1326637646; purchase_order: -; job: -; client: -; other: -

Health

Sweeteners: The bitter truth about low-calorie sugar substitutes

Features

Health

Mysterious cannabis-induced vomiting syndrome is on the rise

News
CARDIFF, WALES - FEBRUARY 23: A teacher wearing a face mask teaches a child at Roath Park Primary School on February 23, 2021 in Cardiff, Wales. Children aged three to seven began a phased return to school on Monday. Wales' education minister Kirsty Williams has said more primary school children will be able to return to face-to-face learning from March 15 if coronavirus cases continue to fall. (Photo by Matthew Horwood/Getty Images)

Health

HEPA filters cut covid-19 sick days but we’ve been slow proving this

Covid-19 sick days were 20 per cent lower in schools with air-cleaning HEPA filter machines, researchers on an eagerly-awaited study have found. But why has it taken so long to discover how well they work, asks Clare Wilson

News

Health

Focusing on health rather than disease will make us all feel better

News

Health

Wildfire smoke is reversing decades of progress on clean air

News

Mind

We may finally know which brain cells cause motion sickness

News

Health

Your ultimate guide to ultra-processed food 鈥� how bad is it really?

Features