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

Say What?

Say WHAT? is a Bulletin video series that takes a clear-eyed look at fuzzy policy. Each episode engages experts to scrutinize questionable policies around nuclear risk, climate change, and disruptive technologies.

Trump abandons nuclear treaties, invents arms control. Say WHAT?

By Thomas Gaulkin | Multimedia, Nuclear Weapons, Say What?

trump opposite views on Iran and north korea missiles

North Korean ballistic missile tests are very standard. Say WHAT?

By Thomas Gaulkin, John Krzyzaniak | Nuclear Risk, Nuclear Weapons, Say What?

Facebook to world: Truth is a choice. Say WHAT?

By Thomas Gaulkin | Disruptive Technologies, Multimedia, Say What?

Hooray, the Arctic is melting! Say WHAT?

By Thomas Gaulkin, Raymond Pierrehumbert | Climate Change, Multimedia, Say What?

Hey, let’s fight global pandemics by maybe starting one… Say WHAT?

By Thomas Gaulkin | Biosecurity, Multimedia, Say What?

say what, nuclear weapons, low-yield, w76-2

Say WHAT? — A case of low-yield nuclear thinking

By Thomas Gaulkin | Multimedia, Nuclear Risk, Nuclear Weapons, Say What?, What We’re Reading

Say WHAT? Ryan Zinke’s rough Interior

By Thomas Gaulkin | Climate Change, Multimedia, Say What?, Science Denial