Rain Gutter POWER #6 - World's First Rain Charged Phone!

Rain Gutter POWER #4 - Charge a Smartphone With The RAIN!!!

Storing Solar Power on my ROOF!!!

How To Speak Fluently In English About Almost Anything

Creating Templates, Wallpapers, and Composites! Live from San Francisco on June 6th

Elektrik free dari angin? Saya cuba buat, free ke tak

Rain Gutter POWER #2 - 3D Printed Alternator, BEST Explanation of a Rectifier EVER!!!

Why Are Floating Wind Turbines So Huge?

New Off Grid Solar Power System!

Off Grid Micro Hydro - The Dream System!?

Men Fully Restore the BIGGEST GUN TANK IN THE WORLD | FV4005 Start to Finish @MrHewes

Chasing 500 Watts, Big Pelton Turbine

Rain Gutter POWER #1 - How to Harvest Free Energy From Your Roof with a Hydro Electric Generator!

How Tesla Reinvented The Electric Motor

SHOCKING Results! How much POWER is in your SHOWER?

Wind Power on a Car #7

November 15th LTI Colloquium Speaker - Yu Zhang

AMAZING 250+ Watts of Micro Hydro Power Off Grid

Rain Gutter POWER #5 - Bell Siphon Fundamentals and Pitfalls

High pressure non-electric water pump - New design with three waste valves

HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?