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forest cartoon

How international conservation groups are betraying indigenous peoples

11 December 2019

Discrimination towards indigenous communities is rife among conservation groups – and sometimes enforced at the barrel of a gun, says Curtis Abraham


Cave painting

44,000-year-old hunting scene is earliest painted ‘story’ ever found

11 December 2019

Cave paintings discovered in Indonesia reveal ancient artists were conjuring imagined scenes 20,000 years earlier than we thought – but who painted them?


Volunteers working in soup kitchen

Scientific truth doesn't exist – but we must still strive for answers

11 December 2019

Even in physics, there is no such thing as truth. We should carry on trying to categorise the world, though, providing we realise that it sometimes resists such efforts


Nest Hello Smart Doorbell

Smart doorbells may be fun, but we don’t know who is using your face

11 December 2019

Training facial recognition algorithms requires masses of data, and big tech companies can go to extreme lengths to get that, says Annalee Newitz


Imagined Mars settlement

Should SpaceX be allowed to contaminate Mars with Earth microbes?

11 December 2019

The rise of the private space industry may mean allowing Earth microbes to escape to other worlds, but is it worth the risk?


busy street Old Delhi,

Concerns raised over Indian government's plan for face recognition

11 December 2019

India's government wants to build one of the largest face recognition systems in the world, but campaigners are concerned


Meadow pipits, here near a lighthouse in the Channel Islands, are in decline

Young people can't remember how much more wildlife there used to be

11 December 2019

A phenomenon called shifting baseline syndrome means we easily forget how much more wildlife there used to be – and it may hamper conservation campaigns


DNA analysis

DNA site GEDmatch sold to firm helping US police solve crime

10 December 2019

One of the world’s biggest genealogy websites has been bought by a company that provides law enforcement agencies with genomic sequencing technology for forensic DNA work


dust clouds in space

We finally know how whole planets grow from tiny clumps of dust

9 December 2019

Minuscule dust particles can clump together to form entire planets, and they seem to require help from static electricity so they don’t bounce off one another


Numbers on a screen

AI is helping tackle one of the biggest unsolved problems in maths

9 December 2019

Machine-learning algorithms are being used to tackle the Birch and Swinnerton-Dyer conjecture, one of the fiendishly difficult Millennium Prize Problems


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