Science
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Cacao was in use in South America centuries before its exploitation by civilisations in Mexico and Central America, experts say -
Experts say the animals appear able to identify people infected with the disease even if they are not showing symptoms
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Rocket scientists tell Nasa a new rover could finally unlock red planet’s secrets -
Hour-long procedure that stabilises blood sugar levels of sufferers of type 2 diabetes is still effective one year on, study shows -
Largest study of its kind finds incidence of heart attacks is higher on days with air temperatures below freezing
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The discover of a unique rooting anatomy from 407m years ago supports theory roots evolved at least twice, and step by step
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Study of nearly 150,000 pregnancies in Canada finds the safest interval between births is 12 to 18 months -
Telescope close to restarting operations after being put out of action by gyroscope failure -
Key issues
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Frequency sharing could jam airways, lowering accuracy of forecasts, meteorologist warns -
Study of nearly 150,000 pregnancies in Canada finds the safest interval between births is 12 to 18 months
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An introduction to the brave new world of personal genomics argues that it solves the puzzle of nature v nurture -
Other lives: Bone marrow dondor who saved the life of an 18-month-old toddler -
Optimism is more necessary than ever, and understanding how other cultures approach life’s trials and joys may help us achieve contentment, says Helen Russell -
This Halloween, scientists across the globe will celebrate the mysterious material they believe holds the universe together
In depth
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Frequency sharing could jam airways, lowering accuracy of forecasts, meteorologist warns
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Unless researchers can persuade the public of the importance of their work, academia will never be an investment priority -
The eerily beautiful wreck discovered in the Black Sea takes us right back to Homer’s Greece -
Pictures & video
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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.
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The Geological Society of London has announced the results of its 2018 Earth Science Week photography competition, titled Earth Science in Our Lives.
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Footage from inside the Soyuz spacecraft shows its crew at moment the rocket failed shortly after launching from Russia’s Baikonur cosmodrome
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First ground landing of reusable booster rocket on west coast of America hailed a success -
Associate Professor Jochen Brocks from the Australian National University shares a discovery which found a fossilised lifeform that existed 558m years ago. The Dickinsonia fossil has been identified as the oldest known animal, according to Brock's new research
Podcast Falling fertility: lessons learned from Botswana – Science Weekly