Health, Science and Environment

Conservationists have developed a new high-tech strategy to trace the cartels that smuggle much of the illegal ivory around the world — by using DNA to track ivory back to specific ports.

Biologist Samuel Wasser from the University of Washington is behind the effort. He notes that while poaching in Africa has dipped recently, too many elephants are still dying.

"Right now we're estimating that there are about 40,000 elephants being killed every year," he says, "and there are only 400,000 left in Africa. So that's a tenth of the population a year."

North Korea announced today that it will permanently close a major missile test site. Kim Jong Un, the North's leader, said the site would be dismantled in the presence of international inspectors.

Have you heard the theory that low air pressure during a hurricane can cause a surge in births?

Supposedly a steep drop in barometric pressure makes it easier for a baby to pop out.

As Hurricane Florence ripped through the Carolinas, we wondered if that was really true.

"It's one of those old wives' tales," said Dr. Hal Lawrence, executive vice president and CEO of the American College of Obstetricians and Gynecologists.

When patients come to Dr. Molly Quinn for infertility treatments, they usually aren't too interested in hearing about the possible downsides, she says. They just want to get pregnant.

Let's figure out how to end hunger forever. And do it fast.

That's the lofty goal of the World Food Programme's Innovation Accelerator, a 2-year-old venture inspired by the startup scene. It's gathering an arsenal of ideas to fight hunger — both by brainstorming internally and supporting outside entrepreneurs — to test out in the real world as quickly as possible.

Pages