HealthUS telehealth start-ups are booming – they may put patients at risk A slew of telehealth startups in the US market themselves as convenient ways to access healthcare, but many are unregulated, raising concerns about patient privacy and unnecessary drug prescriptions Analysis
EnvironmentWill sinking tonnes of wood into the ocean help tackle climate change? Running Tide, a carbon-removal company in the US, has sunk more than 10,000 tonnes of waste wood into the Atlantic Ocean in an effort to reduce carbon dioxide levels in the atmosphere – but experts aren't convinced it will work Analysis