Americans, standing apart from the world, remain bitterly divided on taking action.

Silence now will cost critical economic partners and strategic allies all over the world.

Marine Le Pen’s inexorable rise augurs poorly for France and Europe.

In an earlier era, rampaging monks sought to create the Christian equivalent of the ISIS caliphate.

From small island nations to the Middle East’s major powers, water stress is a severe challenge for many countries.

The Venezuela opposition win is both astonishing & unsurprising. It’s not an unqualified good result.

The past, present and future of plastic production.

The homegrown attacks in the U.S. and Europe have more in common with secular mass shooters than with Mideast jihad.

What factors have helped the United States reduce its per capita emissions?

Why Silicon Valley’s techno-utopian vision of “sharing economy” is a mirage.