From the late 1970s through to the early 1990s, pop culture often gave a starring role to bright green goop. Why?

How climate denialists exploited the differences between how scientists talk to each other, and to the public, to deliberately sow confusion.

In the 1970s, a scientist argued that everyone in the world experiences the same six basic emotions. It’s a compelling theory that is shaping new generations of technology—but it might be wrong.

Nobody’s sure who coined the phrase “the hole in the ozone layer,” but it still helped change the world

In Washington D.C., there’s a think tank that designs new metaphors, with the aim of making us think differently about the world’s problems. We speak with writers and cognitive scientists who specialize in hacking language to change minds.