I want to know: How does a space suit on Mars work? Show me how it is pressurized, and how it is cooled. What's the glove design? None of that stuff can be bought off the rack. It does not exist. You can't just go to SpaceMart and buy those things.

Most budget airlines anywhere in the world are going to leave you dissatisfied after using them.

The danger is different from the fear. ... [practice] what to do if things go wrong, as well as right.

Our role is to develop techniques that allow us to provide emergency life-saving procedures to injured patients in an extreme, remote environment without the presence of a physician.

"What's the next thing that's going to kill me?" is a mantra for pilots and astronauts.

Scientific literacy is one of the underpinnings of everything I do. It's why I work with schools. It's why I teach at university. I do a lot of outreach to try and improve general scientific literacy, but the core of all scientific literacy is just literacy.

Sweat the small stuff. Without letting anyone see you sweat.