This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. How aging clocks can help us understand why we age—and if we can reverse it Wrinkles and gray hairs aside, it can be difficult to know how well—or poorly—someone’s body is truly aging.…
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. A pivotal meeting on vaccine guidance is underway—and former CDC leaders are alarmed This week has been an eventful one for America’s public health agency. Two former leaders of the US Centers for…