Apply for an Identification (ID) Card. To apply for your first Texas ID card, you must do the following: 1  Gather documents that verify your identity, U.S. citizenship or lawful presence status, Social Security Number and Texas residency. 2  Complete the application.
Mechanical engineer Richard James invented the Slinky by accident. In 1943, he was working to devise springs that could keep sensitive ship equipment steady at sea. After accidentally knocking some samples off a shelf, he watched in amazement as they gracefully âwalkedâ down instead of falling.
SLA Technology. Stereolithography (SLA) printing was first invented in the 1980âs and works by curing resin with specific wavelengths of light. The light solidifies the liquid via a process called photopolymerization and builds objects layer by layer. It is one of the most accurate forms of 3D printing.