5+ day, 18+ hour ago   (563+ words) Astronauts who undergo long-duration spaceflight aboard the International Space Station often return with health problems that resemble some age-related conditions in people on Earth. Remarkably, some of this decline reverses within months of their return but others persist. This raises…...

3+ week, 3+ day ago   (839+ words) 'Just 5km in, I'm buzzing' Running an ultramarathon is no mean feat, so most first-timers opt for a course with manageable elevation gains and a low technical difficulty to ease them into the sport. Not me, though. I made the brash…...