Science
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The conversation analyst on how to calm someone threatening suicide, how comedy works and Donald Trump’s take on reality
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Life expectancy is rising but Britons are being encouraged to retire early. That’s both ridiculous and costly, says an expert -
Historic vote means unit of measurement will no longer be defined by a piece of metal first conceived in 1889 -
Food is an essential part of everyones life but how does what we eat affect our health? -
European-Russian mission’s rover will land on Mars in 2021 at Oxia Planum, north of equator
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Thousands of protesters occupied bridges across the Thames over extinction crisis in huge act of peaceful civil disobedience
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Huge expansion of agri-food industry is harming environment, say investigators -
Key issues
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Consulting engineer known for his work on nuclear safety who was never afraid to take on such a powerful industry -
Choice of drink linked to how we perceive bitterness of substances, researchers say
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You will not be able to see it, no star marks its position. But exercise your intellectual curiosity by locating one of the points on the celestial sphere farthest from the galactic plane -
There’s no genetic reason women should be disadvantaged in the workplace – unless someone is looking for it
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At 24, he wanted to kill himself. Now a novelist, he teaches the readers of his books – and his children – how to get through when the future looks bleak
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Oxford Dictionaries’ words of the year are products of our heightened politics, says Guardian columnist Emma Brockes
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There’s no genetic reason women should be disadvantaged in the workplace – unless someone is looking for it
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Multimedia
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Food is an essential part of everyones life but how does what we eat affect our health?
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Using high-resolution aerial photography from satellites and planes to mirror the phenomenon from which the project derives its name – the overview effect: the sensation experienced by astronauts when viewing Earth from space -
The Guardian has obtained an audio recording of a presentation by Craig Kelly at the right-aligned Mosman branch of the Liberal party in September that outlines in detail his climate scepticism
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Crows have been filmed solving a complex problem by assembling two separate rods to create a tool, behaviour that until now had only been observed in humans and great apes
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The US photographer Brad Goldpaint has beaten thousands of amateur and professional photographers from around the globe to win the Royal Observatory Greenwich’s title -
An international team of maritime archaeologists, scientists and marine surveyors has found more than 60 shipwrecks in the Black Sea. One of the findings has been confirmed to be the oldest intact shipwreck known to mankind.
Memory Philosophically speaking, we can never fully trust our memory