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Satellite images reveal how powerful North Korea’s nukes are

Physics

Satellite images reveal how powerful North Korea’s nukes are

Studying pictures of North Korea's nuclear test site has let researchers calculate its weapons are about 10 times more powerful than the bomb dropped on Hiroshima

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speculum

Health

Gallery of terrifying gynaecological tools from past 200 years

Regulars

man watches Trump announcement on a TV in Iran

Humans

Trump says the Iran nuclear deal is bad. Here's why he's wrong

Analysis

A dozen lemurs turn to face the camera

Technology

Monkey face recognition app can help spot endangered primates

News

Flying beetle cyborgs guided with tiny battery-powered backpacks

Technology

Flying beetle cyborgs guided with tiny battery-powered backpacks

News

Campaigners not getting enough sleep

Technology

Brexit and Trump votes screwed with our heart rates for months

News

A rabbit photobombs a picture

Technology

AI that deletes people from photos makes rewriting history easy

News

Kim Jong-un and Moon Jae-in

Humans

North Korea's nuclear-free pledge comes with a massive catch

Analysis

A hand touching a white wall

Technology

Paint a touchpad on your wall to control lights with a swipe

News

A row of young people sat using their smartphones

Technology

Don't rely on draconian controls to keep your kids safer online

Concerns about use of social media by children and teens are multiplying. But is heavy-handed intervention the solution, wonders Paul Marks

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Life

Why growing human brain tissue in a dish is an ethical minefield

Comment

Technology

The US army has made a virtual North Korea to train its soldiers

News

Technology

Driverless cars are dodging pedestrians and pheasants in Oxford

News

Physics

Poking tiny dents into solar panels makes them work better

News