Tue, 17 December 2013
Why winter has the best full moons.
Direct download: Why_The_Full_Moon_is_Better_in_Winter.mp4
Category:general -- posted at: 4:06pm EDT |
Mon, 25 November 2013
When we say Mt. Everest is 8850m tall, how do we know what sea level would be beneath the mountain? |
Sat, 26 October 2013
Henry looks at 6 ways to Time Travel.
Direct download: 3_Simple_Ways_to_Time_Travel__3_Complicated_Ones.mp4
Category:general -- posted at: 4:39pm EDT |
Fri, 18 October 2013
A look at diamagnetism and levitation. |
Sat, 28 September 2013
Magnets are amazingly strong... but there's a very easy way to destroy them. All you need to know is a little bit about ferromagnetism, paramagnetism, and temperature!
Direct download: How_to_Destroy_a_Magnet__interactive_periodic_table.mp4
Category:general -- posted at: 5:44pm EDT |
Mon, 23 September 2013
Why do they attract and repel at long distances? Is it magic? No... it's quantum mechanics, and a bit more. |
Thu, 22 August 2013
There is no centre of the universe! |
Sun, 18 August 2013
Did the Universe have a beginning? |
Thu, 1 August 2013
When the universe expands... do we expand with it? |
Mon, 1 July 2013
Is it in the Arctic Ocean? In Canada? Russia? |
Mon, 3 June 2013
Another awesome thing the Mantis Shrimp does...
Direct download: How_to_Turn_Sound_Into_Light_Sonoluminescence.mp4
Category:general -- posted at: 6:15pm EDT |
Thu, 30 May 2013
A look at what it means for something to be hot or cold. |
Sat, 18 May 2013
Why the Order of Operations is WRONG |
Sun, 5 May 2013
Henry shares a simple rule for solving tricky mathematical problems. |
Wed, 17 April 2013
A look at the mind-boggling many-worlds interpretation of quantum mechanics. |
Mon, 1 April 2013
Are there parallel universes?
Direct download: The_True_Science_of_Parallel_Universes.mp4
Category:general -- posted at: 9:00am EDT |
Sun, 10 March 2013
Using a YouTube video to describe the size of the Universe. |
Sun, 24 February 2013
It has NO EDGE. And NO CENTER... or does it? |
Fri, 15 February 2013
When we say the Universe, what do we really mean? |
Thu, 24 January 2013
The Ultimate Showdown of Ultimate Destiny.
Direct download: Immovable_Object_vs._Unstoppable_Force_-_Which_Wins-.mp4
Category:general -- posted at: 8:00am EDT |
Wed, 2 January 2013
p = mv is not quite true |
