Steven Chu and Elon Musk on Innovation

I’m at the ARPA-E Energy Innovation Summit just outside Washington, DC. Elon Musk–head of Tesla Motors and SpaceX, two companies attempting to upend their respective industries–and Stephen Chu, the US Secretary of Energy, spoke to a crowded ballroom...

Asteroids and Planetary Defense

I was talking with a customer support person on the phone yesterday, and somehow the conversation got around to asteroids (don’t ask) and what we can do about an incoming. She was quick to assume there’s nothing we can do about meteorite impacts. Actually...

Rapid Innovation

I’ve posted a new, free paper on my website, called “Rapid Innovation on the Cheap: Lessons from DARPA and the Commercial Space Age.” This distills lessons learned from my reporting (ten years this year!) on some of the most extraordinary technology...

Bigelow and the Inflatable Space Station

Like a lot of revolutionary ideas, it seems crazy at first glance: a space habitat that rides to orbit in a compressed state, and then inflates to full size when it gets there. But NASA worked seriously on the idea, pegging it for a future Mars mission...