'Physicians today have a number of ways of categorizing pain'

'The radical development of an entirely new painkiller'

Specific "pain can correlate with the underlying causes of it — and different causes point to different approaches to relief," says Rivka Galchen. But "we have tended to get in trouble when we mismatch pains and painkillers." The "risks of addiction and overdose make prescribing opioids not unlike sending someone home with a gun." Opioids are "miserable in other ways: they leave users sleepy, confused, and constipated. But what else is there to give?"

'Trump's "Golden Dome" system is an expensive way to make America less safe'

President Donald Trump's "Golden Dome" is "impossible to deliver, expensive to pursue, and one whose very development guides other nations into deadlier countermeasures that make America and the world less sa