“Sesame Street” in the past year has tackled everything from foster care to substance abuse. Now its latest effort is trying to help children suffering as a result of the Syrian civil war.

Since the earliest days of affordable, home 3D printers, the technology behind them has been continuously improving. From lowering costs, improving print quality, increasing size and detail, and ...

3. Multi-material printing One of the significant trends in 3D bioprinting technology is the rapid incorporation of multi-material printing capabilities.