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Headlines from the past four weeks
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Zero: the idea that changed the world
Has the number “zero” done more to advance humanity than any other idea? Many mathematicians think so — for, without zero, we could not ponder either the concepts of the void or the infinite.
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‘Woolly mammoths could walk the Earth again’
Scientists in Japan have made a “significant step” towards bringing the ancient species back from the dead using the DNA of a frozen mammoth. But is it the right thing to do?
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The plan for a green, clean, fair new world
Could the Green New Deal actually work? The plan would transform the USA into a zero-emissions economy in 10 years, whilst building a fairer society. Is it too good to be true?
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The doctor: ‘People get better before your eyes’
What does it take to be a doctor? Dr Abhishek Shetye is training in a hospital. It’s hard work, but there’s nothing more rewarding than getting very sick patients back on their feet.
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The Polish village where only girls are born
If Earth was populated entirely by women, would it be a better place? After no boys are born for nearly 10 years, the Polish village of Miejsce Odrzanskie is providing a unique case study.
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Nuclear shadow looms over crisis in Kashmir
Could India’s latest move escalate into nuclear war? The vast Himalayan area of Kashmir is at the heart of a bitter struggle with Pakistan, making it the most militarised zone in the world.
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Free speech debate rages after US killings
Should websites that promote violence be shut down? After 31 more deaths in the US, apparently fuelled by racist talk and easy access to guns, is it time to rethink western ideas of liberty?
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Scientists create first human-monkey hybrid
Should animals ever be part-human? Faced by a deadly shortage in human organs for life-saving operations, our only hope may be animals with human DNA. But there are serious ethical concerns.
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The writer: ‘Rejection sets you on the path’
What does it take to work in the media? Lollie King is a writer and TV presenter. Whether she’s hosting a radio show or interviewing celebrities on the red carpet, every day is different.
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Humpback whale ‘swallows’ sea lion whole
Is nature competitive or co-operative? A rare image of a sea lion flailing in the jaws of a humpback whale is not what it appears to be — challenging our ideas about survival of the fittest.
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Esports industry set to break $1bn barrier
An addictive waste of time or a serious competitive sport? After a US teenager won $3m in the first-ever Fortnite World Cup on Sunday, the debate over the future of esports has exploded.
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Earth’s 2019 resources ‘budget’ already used
Will it take a disaster to teach us to live within our means? As of today, humans have consumed more resources than Planet Earth can regenerate in a year — a worse record than last year.
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Giant asteroid near-miss shocks scientists
Are asteroids our biggest threat? A huge one just missed Earth this week and nobody had a clue. It seemed to come out of the blue. Scientists are calling for more early-warning resources.
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The scientist: ‘Just keep working on it’
What does it take to be a scientist? In part one of our new ‘Careers’ series, research engineer Hollie Wright tells The Day about her life in the lab and how she achieved a childhood dream.
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Historic heatwave shatters records in Europe
How long do we have to fix the climate emergency? As Europe wilts in a blistering heatwave and new research pins the blame on humans, the time window for a decisive response is shortening.