Science and technology

December 1, 2016

How to empty the ketchup bottle every time

FOR anyone (and that is almost everyone) who has shaken and thumped a bottle of ketchup to squeeze the last dollop out of it, or flattened […]
December 1, 2016

Ocean acidification: a natural experiment

Tough but vulnerable GLOBAL warming is not the only environmental change that is being wrought by rising emissions of carbon dioxide. This gas, acidic when dissolved […]
December 1, 2016

Machines are learning to find concealed weapons in X-ray scans

Prettier than an x-ray EVERY day more than 8,000 containers flow through the Port of Rotterdam. But only a fraction are selected to pass through a […]
December 1, 2016

Why disrupted body clocks trigger liver cancer

DRINKING too much and eating too much are both good ways of getting liver cancer. But there is a third. The disrupted circadian rhythms caused by […]