Engineering Update #18: NASA's 3D printer and BMW's electric car
In this week's headlines:
-- An accidental lab oversight resulted in the creation of a non-toxic magnesium carbonate called Upsalite, a material researchers thought was impossible to produce.
-- NASA is sending a 3D printer to the International Space Station to be used for printing spare parts and tools.
-- BMW has its first all-electric hatchback called the i3. The car offers an 80 to 100 mile range and multiple eco-friendly, low energy options.