As Scotland moves ahead with bringing tidal energy from an emerging technology to a commercial reality, Brexit could shake up the ocean power industry. To end a two-part series on advances in this field, Hari Sreenivasan heads to an ocean…

By Hari Sreenivasan, Sam Weber, Connie Kargbo

Perry vowed to protect scientists at the Department of Energy, but shrugged on the central tenet of climate change policy.

By Nsikan Akpan

As crews continue attempts to cap a leaking oil well in the Gulf of Mexico, Judy Woodruff gets two points of view on the future for offshore drilling in the U.S. from Kert Davies of Greenpeace and Sara Banaszak of…