It’s almost impossible to imagine a world without pain relief. We depend on these drugs to an unspeakable degree, yet few of us know what’s available or how they even work. Here’s a quick primer on painkillers and why they’re so good at easing the pain.
Fugu, the Japanese pufferfish that’s a luxe delicacy but also courses with neurotoxins more poisonous than cyanide, might help scientists gin up pain-killing drugs in the future. For killer pain, a killer fish might be the solution.