How languages evolve - Alex Gendler - TEDed

War on Boys - Prager University

Misconceptions About the Universe - Veritasium

Heisenberg's Microscope - Sixty Symbols

Why Do I Study Physics - Xiangjun Shi

Here is a link to the video on Vimeo

Monty Hall Problem - Numberphile

How the heart actually pumps blood - Edmond Hui - TEDed

What's The Best High Jump Technique? - Veritasium

How Evolution works - Kurzgesagt

Aluminium (or Aluminum) - Periodic Table of Videos

Could Godzilla Exist? - Vsauce3

Chaotic Pendulums - MinuteLabs.io

What The Heck Is Gluten? - AsapSCIENCE

NASA | Neutron Stars Rip Each Other Apart to Form Black Hole - NASA Goddard

How many panels on a soccer ball? - Numberphile

Perpetual motion machines. - veproject1

A visit from Saturn: What if Saturn flew past the Earth - Yeti Dynamics

Ocean Confetti! - MinuteEarth

XKCD - What If

Not only does the dude, Randall Munroe, from XKCD make awesome web-comics he also answers awesome what if questions. He also gave a talk on TED in Vancouver.

Buoyancy Quiz - Veritasium

What Is The Web? - Vsauce

The Weird Way Women Downplay Their Success - Dnews

Is Punishment or Reward More Effective? - Veritasium

Carbon Dioxide Cannon (scientists make mistakes!) - Periodic Videos

Brazil Nut Effect - Sixty Symbols

Rainbows and Double Rainbows - Sixty Symbols