Drill bits are extremely hard and brittle. Forging them requires precise temperature control to prevent cracking. Multiple drills are welded together to create enough material. Heat allows the steel ...

Sometimes the smartest answer isn’t the most technical one. This collection highlights ingenious fixes that cut through ...

Jason Chun is a CNET writer covering a range of topics in tech, home, wellness, finance and streaming services. He is passionate about language and technology, and has been an avid writer/reader of ...