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91av. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Health

Does education help build a cognitive reserve to ward off dementia?

Spending more time at school could keep you sharp into old age, but there are other factors that might explain the effect

Analysis

Health

The US may start vaccinating chickens and cows against bird flu

News

Health

Men taking antibiotics could cut rates of bacterial vaginosis in women

News

Health

Norovirus vaccine pill shows promise against 'winter vomiting' bug

News

Colorectal cancer cells. Coloured scanning electron micrograph (SEM) of cancer cells from the human colon (large intestine). Cancer of the colon is also known as colorectal cancer. Symptoms include rectal bleeding and abdominal pain. Treatment is with surgery to remove the affected area. Colon cancer is one of the most common cancers in the Western world. Magnification: x 3000 when printed 10 centimetres wide.

Health

Health scares for a new generation must be tackled with solid science

Leader

Single mother with son at home. She is using computer for paying bills or online shopping.

Health

How neuroscience and bad studies have fuelled intensive parenting

Culture

The alarming rise of colorectal cancer diagnoses in people under 50

Health

The alarming rise of colorectal cancer diagnoses in people under 50

Features

Health

Does milk and other dairy really reduce the risk of colorectal cancer?

Analysis

Health

Why the world’s longevity hotspots may not be all they seem

Features

Health

Extreme heat may speed up biological ageing in older people

Spending more days in extreme heat seems to be linked to markers of increased biological ageing in people aged 56 and over, suggesting that it could raise the risk of age-related diseases

News

Health

People in industrial societies get more sleep than hunter-gatherers

News

Health

Inside the new therapies promising to finally beat autoimmune disease

Features

Health

US stops sharing flu data with WHO amidst one of its worst flu seasons

News

Health

Mini-brains have been fused to resemble that of a 40-day-old fetus

News