Facebook is redesigning its front page. The News Feed — which is what Facebook's roughly 1 billion users see when they log on to the site — will be rolling out a radical new look over the coming months.
The changes are meant to increase user engagement on the site, make it easier to navigate on mobile phones and provide even more highly targeted advertising.
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.