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Signs of Alzheimer’s found in chimpanzees for the first time

Health

Signs of Alzheimer’s found in chimpanzees for the first time

Our closest evolutionary relatives develop Alzheimer’s plaques and tangles too but don’t necessarily get dementia - a finding that may need to new treatments

News

Testing for HIV

Health

HIV testing at some GP surgeries would save lives and NHS money

News

Clinic ‘turkey baster’ method may be worth trying before IVF

Health

Clinic ‘turkey baster’ method may be worth trying before IVF

News

worker's hand

Humans

Learning to be fair: Lessons from the deep past

Culture

explosion in desert

Physics

Bigger bang theory: teach atoms new tricks to beef up explosives

Features

Health

UK relaxes blood donation rules for gay men and sex workers

News

weekly ART drugs

Health

Monthly injections could replace daily pills for people with HIV

News

The great polar mystery: closing in on the truth

Earth

The great polar mystery: closing in on the truth

Culture

Oil rig

Earth

California climate case turns up the heat on fossil fuel giants

Comment

plastic bottles

Earth

Throwaway culture: The truth about recycling

We take it for granted that recycling is the best way to dispose of waste. But is that just greenwash? 91av sorts through the trash so that you can make up your mind

Features

Health

Prenatal test spots genetic anomalies linked to miscarriage

News

Life

The day Hope the whale stole the show

Culture

Technology

Hailing e-Volvos as imminent saviours of the planet is nonsense

Comment

Earth

Use waste rather than crops for biofuels, says UK report

News