Tiera Fletcher 17: Finding the purpose that propels us | MIT News | Massachusetts Institute of Technology mit.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from mit.edu Daily Mail and Mail on Sunday newspapers.
Rocket scientists Tiera and Myron Fletcher explain everything you need to know about their profession, including the coolest launches, what different terms mean and how to get started in the business.