The authoritative guide to ensuring science and technology make life on Earth better, not worse.

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1890s photo of Nikola Tesla in lab

Introduction: Why some renewable technologies will perish—and others succeed

By Dan Drollette Jr | Climate Change, Special Topics

animal skull in desert, Jordan

Why will some promising renewables technologies enter a “Valley of Death,” from which they never emerge?

By Jeff Hecht | Climate Change, Special Topics