Can beetroot juice boost your sports performance? Here’s what the latest study shows

Anton Vierietin/Shutterstock.com Evidence that beetroot juice can improve athletic performance has long been inconsistent. While some studies reported benefits, others found little or no effect. Now, a new study, combining results from 33 studies, provides the clearest evidence yet that it can enhance exercise performance. The meta-analysis included data from more than 500 professional and […]

From Alexander Litvinenko to Sergei Skripal: the long road to reforming UK security

When Alexander Litvinenko was murdered in London in 2006, poisoned with radioactive polonium-210 slipped into a pot of tea, the UK was shocked. Litvinenko, a former Russian intelligence officer who had become a critic of Vladimir Putin’s government, died after a highly publicised illness. A later public inquiry concluded that his killing was probably approved […]

The 16th century lesbian poet who could be Scotland’s answer to Gentleman Jack

Amarillis crowning Mirtillo by Jacob van Loo (circa 1640-1660). Muiderslot Marie Maitland, a 16th-century Scottish gentlewoman, has for centuries been recognised as the likely scribe of the Maitland Quarto. This important manuscript, now held in the Pepys Library of Magdalene College, Cambridge, is an anthology of Scottish poetry by members of the noble Maitland family […]

Why the US-China Moon race could turn into a lunar land grab

Nasa is planning to build up its lunar base in stages. Nasa Sixty years ago, the United States and the Soviet Union were embroiled in a race to the Moon, which the USA won. The 21st-century lunar contest, with China stepping in for the Soviet Union, has many similarities, but key differences. The Apollo astronauts […]

Why climate scientists need to talk more about the very worst-case scenarios

London is under water. The Houses of Parliament, Buckingham Palace, St Paul’s Cathedral and the Bank of England are all submerged. Far away, the West Antarctic and Greenland ice sheets have collapsed, triggering accelerated sea level rise which, combined with a storm surge in the North Sea and a high spring tide, has led to […]

Heatwaves: how to close the UK’s cooling divide

Some countries have legal maximum temperatures for workers. Magic Lens/Shutterstock Adapting to intense heat is not a choice but a necessity. Thousands of people – up to 440 per day – lost their lives prematurely during the record-breaking May and June heatwaves in England and Wales. With maximum temperatures reaching 36.7°C, schools have been closed, […]