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7 articles from Guardian Unlimited Science

WHO condemns rush by wealthy nations to give Covid vaccine booster

Move likened to handing out lifejackets to those who already have them while letting others drownCoronavirus – latest updatesSee all our coronavirus coverageThe World Health Organization has condemned the rush by wealthy countries to provide Covid-19 vaccine booster shots while millions of people around the world have yet to receive a single dose.Speaking before US authorities announced all...

Moving oceans to level up | Brief letters

‘Levelling up’ | Boris Johnson | Clothkits | FlatulenceOn the idea of “levelling up” (Letters, 16 August), I was reminded of Lord Grade when he was told about the high costs of making his film, Raise the Titanic. Apparently he mused that it could possibly be cheaper to lower the Atlantic.John Rathbone Cheltenham, Gloucestershire• You could lace a billion pairs of shoes with the irony of...

US to offer Covid vaccine booster shots in September

Boosters will initially be given to healthcare workers, nursing home residents and older people, starting 20 SeptemberThe US government said on Wednesday it plans to make Covid-19 vaccine booster shots widely available to all Americans starting on 20 September as infections rise from the Delta variant of the coronavirus.The White House is prepared to offer a third booster shot starting on that...

Plantwatch: a climate solution is hidden in the hedgerows

Experts recommend Britain should plant 40% more of these valuable barriers by 2050Hedgerows are hugely important but often taken for granted. They are perhaps the largest semi-natural habitat in Britain, refuges for wild plants and corridors for wildlife to move through, often in barren farmland landscapes.Hedgerows help slow down the runoff of water, guarding against flooding and soil erosion,...

Vectura shareholders urged to reject Philip Morris takeover

Health experts, medics and charities warn £1.1bn tobacco firm deal could cost inhaler maker access to government grantsShareholders in the asthma inhaler maker Vectura have been urged to reject a £1.1bn takeover by the tobacco company Philip Morris International (PMI), in an open letter signed by 35 health charities, public health experts and doctors from around the world.Investors in the...

Cuttlefish remember details of their last meal, study finds

The large-brained cephalopods can remember details of what, where and when even in their old ageCuttlefish have one of the largest brains among invertebrates and can remember what, where, and when specific things happened right up to their final days of life, according to new research.The cephalopods – which have three hearts, eight arms, blue-green blood, regenerating limbs, and the ability to...