Second Opinion

American teens are anxious, exhausted, and getting too little sleep. Are phones really the whole problem—or should we also be looking at our culture of achievement?

They were conscientious objectors who refused to fight in World War II. So they found another way to serve: they offered their own bodies for dangerous medical experiments.

For 100 years we've been trying to kill mosquitoes. What if the real problem was us?

We've spent decades trying to kill mosquitoes. So why do they seem to be getting better at living with us?

You can bring doctors, laboratories, and protective equipment to an Ebola outbreak. But you can't ship trust in a box.