The correcting feature of typewriters is not what I thought
21:48
Lessons from a Can Opener
23:21
The Numitron: An obvious idea that wasn't very bright
18:25
Reusable handwarmers that get hot by freezing
19:41
Flexplay: The Disposable DVD that Failed (Thankfully)
22:12
How a Mechanical Typewriter Works
33:53
Flash photography used to be pretty wild
17:24
The touch lamp; a neat idea, and older than you'd think!
19:48