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

Why do they attract and repel at long distances? Is it magic? No... it's quantum mechanics, and a bit more.

Direct download: MAGNETS_How_Do_They_Work.mp4
Category:general -- posted at: 6:07pm EDT

Where Was The Big Bang?

There is no centre of the universe!

Direct download: Where_Was_The_Big_Bang.mp4
Category:general -- posted at: 10:00am EDT

Did the Universe have a beginning?

Direct download: Science_Religion_and_the_Big_Bang.mp4
Category:general -- posted at: 10:00am EDT

When the universe expands... do we expand with it?

Direct download: Do_We_Expand_With_The_Universe.mp4
Category:general -- posted at: 5:12pm EDT

Is it in the Arctic Ocean? In Canada? Russia?

Direct download: Where_is_the_True_North_Pole.mp4
Category:general -- posted at: 12:01pm EDT

Another awesome thing the Mantis Shrimp does...

Direct download: How_to_Turn_Sound_Into_Light_Sonoluminescence.mp4
Category:general -- posted at: 6:15pm EDT

A look at what it means for something to be hot or cold.

Direct download: Can_Humans_Really_Feel_Temperature.mp4
Category:general -- posted at: 7:08pm EDT

Why the Order of Operations is WRONG

Direct download: The_Order_of_Operations_is_Wrong.mp4
Category:general -- posted at: 5:46pm EDT

 Henry shares a simple rule for solving tricky mathematical problems.

Direct download: Foiled_Proof.mp4
Category:general -- posted at: 7:50pm EDT



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