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If you find the array of climate numbers bewildering, you aren't alone

12 December 2018

Numbers matter, but if they are poorly used, they can leave us bewildered and disaffected rather than better informed


clone cartoon

Feedback: The President of Nigeria is (almost certainly) not a clone

12 December 2018

Strange – and not at all suspicious – denials from Muhammadu Buhari. Plus: the legal quest for eternal youth, dogs as ideal bedfellows, equine inequality and more


city

The disorientated ape: Why clever people can be terrible navigators

12 December 2018

The human sense of direction is extraordinarily variable. Now we know why some people are so good at getting lost


Jura mountains

Dan Holdsworth captures a vanishing landscape in a point-cloud

12 December 2018

Armed with drones, helicopters and military-grade software, a British photographer has developed a new way to remember glaciers


rows of computer servers

Bitcoin's price is plummeting – will the cryptocurrency survive?

12 December 2018

Bitcoin investors have had a rough ride this year as the price of the cryptocurrency has tumbled, making it less economical to produce the coins


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Life size

12 December 2018

I have an oak tree in a pot grown from a seedling. After three years it is healthy but barely a metre tall. However, its leaves are much the same size as those of a mature oak. In animals, a stricter law of proportion seems to apply: babies have tiny...


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Flight of fantasy

12 December 2018

Earlier this year, a flat-Earther launched a ballistic rocket to observe Earth from altitude. If it were indeed flat and shaped like a frisbee, what would his ballistic path look like if he launched near the disc edge and aimed towards the edge? Would...


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Wine breathing

12 December 2018

Sometimes I open a room-temperature bottle of red wine and put in a valved spout. On operating the valve the next day, at the same temperature, the noise I hear suggests that the air in the bottle was at a lower pressure than that outside. Why should...


laserdisc player

From the archives: How LaserDiscs (almost) took the world by storm

12 December 2018

In 1978, stackable 30-centimetre discs were launched to rival video cassettes. They promised vastly superior sound and picture quality – and flopped


coral reef

Coral Whisperers review – How global warming is changing researchers

12 December 2018

In the battle to save resources as vital as coral, researchers increasingly face a world where scholarly thought is blown away by the need for urgent action


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