New knee arthritis treatment delivers lasting pain relief without surgery

A massive prehistoric snake discovered in India may have rivaled the largest snake ever known. Called Vasuki indicus, the 47-million-year-old giant could have reached up to 50 feet long, making it comparable to the legendary Titanoboa. Scientists believe its enormous body made it a slow-moving ambush predator, similar to a modern anaconda.

Experts are examining the ways Scotland's farmers might diversify and adapt to a changing climate.

Scientists used artificial intelligence to uncover nearly 10,000 chemical reactions involved in transforming carbon dioxide into fuels and chemicals, revealing crucial pathways that traditional models had missed. The discovery dramatically improved predictions of CO2 conversion and uncovered a surprising hydrogen reaction that could inspire more efficient catalysts.

A weather system containing the remnants of Hurricane Isaias is forecast to send gales, heavy rain and a surge of warm air to parts of the UK this week. The centre of the low, and its most significant impacts, will stay hundreds of miles from UK shores but north-west Scotland will see a spell of gales. A Met Office yellow warning has been issued for parts of the Highlands and Western Isles with the risk of gusts touching 70mph (113km/h) in places.