The great Mexican elephant safari

  Pemex’s mainstay oil field in the Gulf is drying up. What will the company do to reverse declining production? Until a few years ago, Mexico enjoyed easy oil. It got most of its petroleum at any given time from just one or two major groups of fields — what industry insiders call “elephants.” Pemex […]

As the first-ever energy czar of New York State, ex–Goldman Sachs banker Richard Kauffman has the clout to make major changes

A $1billion bet on clean energy

With its new “Green Bank”, New York aims to boost solar, wind, and smart-grid technology.

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The drama of Mexico’s Black Gold

Seventy-six years after nationalizing its oil business, Mexico invites foreign companies back to drill. What will it mean for mighty PEMEX—and for the nation’s self-image?

3 charts that will make you smarter today

California has a bottled water problem, Texan bees need to calm down, and Snapchat takes the cake among Millennials.

At left, Folsom Lake in March 2011. At right, Folsom Lake in January 2014.

Can technology help us survive California’s drought?

With technology, California officials hope to save, reuse, and capture water to blunt the impact of what could be the region’s worst drought in 500 years.