Health Why it's vital we fight prejudices about the elderly once and for all Ageism is a widespread global prejudice. It's about time we started acknowledging our unconscious bias towards old age – not least because our own future health depends on it News
Technology Hackers can steal data by messing with a computer's processor Software that has been blocked from connecting to the internet should be secure from hacking attempts, but now researchers have found a way to sneak data out by varying the speed of the computer's processor News
Life Can genetically modifying a rare marsupial save it from extinction? Researchers are aiming to make the northern quoll resistant to the toxic cane toads wiping it out in Australia, but little progress has been made News
Environment Take a photographic tour around the world's first fully organic state All farmland in the Indian state of Sikkim, shown in these images, has been certified organic since 2016, and local authorities say the change is already improving wildlife populations and the area's arid soil Regulars
Environment How an audacious sonic survey could help revive damaged rainforests The world’s largest "ecoacoustic" survey, listening to Costa Rican rainforests, could pave the way for a network of sensors listening to the planet’s biodiversity in real time Features
Comment Attenborough dominates our pick of 2024's best documentaries to date Enjoy the year's top documentaries so far, including David Attenborough on the rise of the mammals and a profile of Victor Glover, soon to be the first Black astronaut to orbit the moon Culture
Society Dear David: How do I reconnect with old friends? The research shows that getting back in touch with old friends is easier, and more welcome, than you might think, says David Robson, in his new evidence-based advice column Regulars
Beans, beans, do they really make you fart? Scientists investigate Feedback gets wind of new research into flatulence, and reminds us all of past studies into "the gas-producing ability of Boston baked beans" Regulars