PBS NewsHour

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Scientists at the NIH are mapping the activity of thousands of individual neurons inside the brain of a zebrafish as the animal hunts for food. In a small, windowless room that houses two powerful electron microscopes, a scientist is searching for...
Photo by Atlantacitizen/FlickrWASHINGTON — As the summer driving season swings into full gear, states can expect a large pothole in their construction budgets if Congress doesn’t reach an agreement quickly on how to pay for federal highway and...
Today in the Morning Line: Congress has some items it has to work on The state of the VA reform bill Obama mocks GOP again, says, “So sue me.” Is he really the worst president since WWII? What Congress has to get done: This past week, President...
Photo courtesy of NetflixBOSTON — He insists he’s not running for president a third time, but Mitt Romney is campaigning again in New Hampshire. The former Republican presidential nominee is set to endorse Senate candidate Scott Brown on...
EPA administrator Gina McCarthy speaks with reporters at a breakfast in Washington in June. Photo by Getty ImagesOn Thursday, I hope to have a conversation with Gina McCarthy, the head of the Environmental Protection Agency at the Aspen Ideas...
Watch Video | Listen to the AudioJUDY WOODRUFF: Heavy fighting seized Eastern Ukraine today, one day after President Petro Poroshenko ended a cease-fire with pro-Russian rebels. Within hours, a gun battle broke out in Donetsk, as rebels captured...