Tom Elwood -best of the internet.

Good news that substantial funds are being spent on the homeless.  " Seattle will get $116 million from the American Rescue P...

https://youtu.be/L43bArxyszU This video describes the setup for used lithium batteries with a built-in battery management, and an exte...

https://youtu.be/CZ7HSCcP9YM This otherwise-loyal electric enthusiast runs the numbers and discusses the practical constraints of towing...

https://youtu.be/_4zOVhjSbY8 By bargain shopping and buying used equipment, he got 30 x $50 of solar panels, 14 kWh of batteries (ab...

https://youtu.be/3KDiecphUk8 What a great idea to salvage an old battery pack for power tools. Of course, you have to get the spot w...

Interesting concept in manipulating public opinion:  22:30 "This was a government agency that just didn't like the science, s...

https://youtu.be/TNuzi-jMXoY He always does such a good job of clearly and thoroughly explaining. In this case, the rubber band beha...

Surprisingly interesting podcast about shoes. Why do we cover our feet anyways? Our ancestors didn't. Are we doing more harm than good...

My patient today is 84 and said he helped drill the deepest oil well in Texas at the time - since superseded. It was 18,000 feet. He said ...

https://youtu.be/pgp2sp0EB7w A painstaking project. Nice result - hope he can fine tune it to keep the ferrofluid as a single mass. ...

https://youtu.be/lUTvB1O8eEg Nice explanation of how captchas discern you are human, but the very information you give them eventual...

https://youtu.be/jxNM4DGBRMU A nice discussion of the engineering efforts to prevent spillway failure.  3:00 the spillway is ca...

  Vertical axis wind turbines - a great engineering discussion about their pros and cons: less efficient, but better able to use low wind sp...

https://youtu.be/rf0ChcwZq4Q Communication and trust.  4:34 repairing a loose steering wheel while still driving! 

https://youtu.be/ggmCjWD-iuA I was thinking about this struggle to build on sand, and wondering why all grains of sand are similar i...