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A ghostly figure

Technology

Flashing checkerboard patterns let us see a picture that doesn’t exist

Using patterned light to illuminate an object and then flashing those same patterns on a screen can let our eyes build up an image that isn’t really there

News

Health

Women in England to be allowed to have abortions at home

News

The ultraclean icicle and the droplet, after melting.

Technology

World’s cleanest drop of water reveals why nothing is ever truly clean

News

a robot hugs a person

Technology

Artificial stupidity could help save humanity from an AI takeover

News

Technology

Facebook bans hundreds of accounts linked to Russia and Iran

News

A man with a fog net

Technology

Nanofibre net draws drinking water from the air for drought-hit people

News

A pile of batteries

Technology

Paper batteries use electron-harvesting bacteria to make electricity

News

Six pictures drawn by AI.

Technology

This AI will draw whatever you want - but it's utterly terrible

News

fish

Life

Time travel to Augusts past: cold cod, thawing mammoths, frozen nerves

Regulars

pharmacy

Health

The medical cannabis debate is a chance to put science before dogma

Neither extreme prohibition nor extreme liberalism is a sensible drugs policy – on medical cannabis and elsewhere, let’s see what the facts say

Leader

Technology

AI creates Shakespearean sonnets - and they're actually quite good

News

Technology

Amazon face recognition mistakes US politicians for crime suspects

News

Technology

Cracking down on illegal cannabis with edible barcodes and blockchains

News

Technology

This mind-controlled robotic arm lets you do two things at once

News