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The NHS has started its Covid vaccine rollout for school children aged 12-15 in England, with almost three million youngsters set to be offered the jab.
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They may be vine-smothered ruins today, but the lost cities of the ancient tropics still have a lot to teach us about how to live alongside nature
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The president asks leaders to commit to cutting emissions by at least 30% below 2020 levels by 2030.
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This is the full moon closest to the autumn equinox, the day when the lengths of day and night are equal
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New drug combination shrunk tumours significantly in 46% of patients with treatment-resistant form of disease
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The long-running series in which readers answer other readers’ questions on subjects ranging from trivial flights of fancy to profound scientific and philosophical concepts
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Four-person crew asked for the public’s help in reaching fundraising target of $200m for the children’s charity St Jude
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Commuters explain their reasons for not covering up
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Teachers targeted by anti-vaxxers as schools prepare to vaccinate pupils
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Rearing virus-resistant birds could benefit humans too, say scientists, and Covid may have made us more open to the controversial technology
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Research finds those with Down’s syndrome, Parkinson’s and other conditions may benefit from booster dose
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UK activists have protested on the M25, but should they instead be picketing China's embassy?
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While the risk of severe Covid-19 after vaccination remains low, some people remain more vulnerable than others, research shows
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Coastal indigenous communities threatened by continuing destruction of world’s coral reefs
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Despite all the promises to take action, the world is still on course to heat up to dangerous levels, the UN warns.
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It's 100 years since the great Antarctic explorer set out on his last voyage to the White Continent.
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The 15 finalists of Prince William's inaugural Earthshot Prize are tackling the planet's problems.
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It’s not just animals that are at risk of dying out, the world’s crops are in rapid decline. Here’s why it matters what is on your plate
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Prof Alan McNally says genome surveillance remains vital, as ministers prepare to overhaul travel rules
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Successor to Hubble will be carried into space from Europe’s spaceport in French Guiana atop an Ariane 5 rocket