dianna cowern

Science

Things that Move Faster than the Speed of Light

How is it possible for galaxies and objects in space to move away from us faster than the speed of light? Physics Girl (aka Dianna Cowern) explains.

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Future Science

Hydrogen vs. Battery Electric Cars

Dianna Cowern aka “The Physics Girl” examines the differences between Hydrogen vs Battery electric cars.

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Science

The Truth about Driving a Hydrogen Car

Youtuber Dianna Cowern, aka Physics Girl, drove 1800 miles in a Hydrogen Fuel Cell Car! Thanks to Toyota for sponsoring this video and lending us the 2021 #Mirai.

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Science

The Most Expensive Material in the World

Did you know that the most expensive material in the world costs $2700 Trillion Per Gram? And the word “material” may not be the right word. Physics Girl explains.

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