A sample of PICA-X heat shield material subjected to temperatures of up to 1,850C (3,360F), at the Arc Jet Complex at NASA Ames Research Center, Moffett Field, Calif. The NASA-originated PICA material holds the record for high-speed reentry into the Earth's atmosphere. The SpaceX-developed and manufactured PICA-X variants meet or exceed the performance of the original material, to protect the Dragon spacecraft on its return to Earth. (Source: SpaceX)
These are the toys that inspired budding engineers to try out sublime designs, create miniature structures, and experiment with bizarre contraptions using sets that could be torn down and reconstructed over and over.
PowerStream is deploying the microgrid at its headquarters to demonstrate how people can generate and distribute their own energy and make their homes and businesses more sustainable through renewables.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.