24:58

Coffee Percolators: An Explanation and Roast

28:34

Humidifiers: Simpler is better?

23:21

In Defense of the CFL: A Retrospective

32:51

Thermoelectric cooling: it's not great.

18:42

I Did Caffeine Analysis: Some Unexpected Results!

21:48

Lessons from a Can Opener

20:39

The correcting feature of typewriters is not what I thought

24:16

What exactly is the goop inside a lava lamp?