Parts of the northern Syrian province of Idlib are a U.N. World Heritage site, known for its ancient archaeological wonders. Walking along muddy, rocky ground covered in new grass and wild daffodils, we start to see remnants of Roman structures — the columns and doorways of dwellings, temples and churches that date back to the 1st century.
They're known as the Dead Cities, and they trace the transition from ancient pagan Rome to Christian Byzantium. Until recently, they were deserted, frozen in time.
Hear Brian Nayor, Julie Rovner, Yuki Noguchi and Carrie Johnson talk with Morning Edition's Steve Inskeep about the many federal entities operating without permanent leadership by clicking the audio link.
Some workers may dream about how productive they'd be without a boss. But for thousands of federal employees, being without a boss is a reality. And productivity isn't necessarily the result.
Scientists say they have put together a record of global temperatures dating back to the end of the last ice age, about 11,000 years ago. This historical artwork of the last ice age was made by Swiss geologist and naturalist Oswald Heer.
There's plenty of evidence that the climate has warmed up over the past century, and climate scientists know this has happened throughout the history of the planet. But they want to know more about how this warming is different.
Now a research team says it has some new answers. It has put together a record of global temperatures going back to the end of the last ice age — about 11,000 years ago — when mammoths and saber-tooth cats roamed the planet. The study confirms that what we're seeing now is unprecedented.