A majority of Americans of European descent could be linked to third cousins, or closer relatives, using genealogy databases, a study finds. Soon it may be possible to identify nearly everyone by DNA.
Sheriff's Deputy Dave Huhn's job has become more important after a series of hot, dry summers have made farmers more desperate for water, and more willing to steal it or go to battle over it.
People who suffer from prolonged delirium in the hospital are likely to develop long-term mental problems like dementia. Doctors have come up with techniques they say can reduce delirium in the ICU.
Up to half of all patients who survive emergency medical treatment in the intensive care unit have mental problems when they return home. Doctors studying the problem say it starts with delirium.
The Trump administration is rolling back regulations on methane, saying that should be left to states. So Wyoming is stepping in with its own proposal, which even some oil and gas companies support.
Hurricane forecasters still face the challenge of predicting a storm's intensity. NPR's Mary Louise Kelly talks with meteorologist Angela Fritz of The Washington Post's Capital Weather Gang about why.
This medicine to treat opioid addiction is hard to come by — only a fraction of doctors can prescribe it. So some people trying to quit a heroin habit are turning to the black market for help.