Only two similar examples of world-changing equation known1946 letter to physicist Ludwik Silberstein auctionedA handwritten letter by Albert Einstein that contains his famous E=mc2 equation has sold at auction for more than $1.2m, about three times more than it was expected to get, a Boston-based auction house said on Friday. Related: Albert Einstein's 'God letter' reflecting on religion...

Some farmers see a vicious pest that should be shot on sight, others a native species that plays a vital role in Australia’s ecosystem Read more of our Modern Outback series hereSign up for email notifications from our Modern Outback seriesBy their own admission, John Knight and Caroline Thomas are blow-ins to the cattle country in South Australia’s far north. An Adelaide cardiac surgeon and a...

Academics suspect papers with grabby conclusions are waved through more easily by reviewersScientific research findings that are probably wrong gain far more attention than robust results, according to academics who suspect that the bar for publication may be lower for papers with grabbier conclusions.Studies in top science, psychology and economics journals that fail to hold up when others repeat...

Boris Johnson still plans to end restrictions in June despite experts’ fears over spread of India and Kent variantsCoronavirus – latest updatesSee all our coronavirus coverageCovid infection levels are showing early signs of an increase in England, data has revealed, as experts continue to warn the variant of concern first detected in India could grow exponentially in the UK.On Friday Boris...

Eye movement desensitisation and reprocessing aims to reduce distress that some memories bring onIn a new mental health documentary series with Oprah Winfrey, Prince Harry is seen undergoing a form of therapy known as EMDR (eye movement desensitisation and reprocessing) to treat unresolved anxiety stemming from the death of his mother, Diana, Princess of Wales, when he was 12. EMDR was developed...

University of Sheffield’s archaeology team argue vital work will be lost if threatened closure goes aheadImportant research on Stonehenge could be put in jeopardy if the threatened closure of one of the UK’s most renowned university archaeology departments goes ahead, leading experts on the prehistoric monument have warned.Current and former members of the University of Sheffield’s...

Participants cannot prove they are fully vaccinated on NHS app leaving them unable to travel to EuropeCoronavirus – latest updatesSee all our coronavirus coverageThe Novavax coronavirus trial has descended into chaos as exasperated volunteers threaten to drop out because they cannot prove they are fully vaccinated on the NHS app, leaving them unable to travel to Europe.Among the 15,000...