In 4-H programs across the country, kids and teenagers are building underwater robots, programming self-watering gardens, and engineering climate-controlled storage bags to keep animal vaccines safe.

Even with so many other system-level languages to choose from, C remains the popular choice. Many key projects—such as the Linux kernel and the Python runtime—still use C, and they will likely do so ...

So we ended last episode with programming at the hardware level with things like plugboards and huge panels of switches, but what was really needed was a more versatile way to program computers - ...