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Rhett Allain

Could You Launch a Bowling Ball Into Space Using Black Powder?

Maybe you’ve seen these anvil launching competitions? If not, here’s the basic idea. You get a 100 pound anvil and put it on top of 2…

6d ago

Could You Launch a Bowling Ball Into Space Using Black Powder?

6d ago

Bead on a Rotating Hoop: An Example of Lagrangian Mechanics

If you don’t like Lagrangian mechanics, you won’t like this post. Oh, maybe you don’t like the Lagrangian but you want to LEARN to like it…

Nov 23

Bead on a Rotating Hoop: An Example of Lagrangian Mechanics

Nov 23

If Birds Can Fly, Why Can’t Humans? An Example of the Physics of Scale

This isn’t really about birds, this is about Angel (from X-Men). But if you want to think about birds instead, that’s cool too. In case you…

Nov 16

If Birds Can Fly, Why Can’t Humans? An Example of the Physics of Scale

Nov 16

Measuring the Efficiency of a Light Bulb Using a Solar Panel

I don’t even know how well this will work, but I’m going to do it anyway. I’m going to use the Sun to estimate the efficiency of a small…

Nov 15

Measuring the Efficiency of a Light Bulb Using a Solar Panel

Nov 15

Superhero Physics: How Strong Is Bucky’s Arm in Thunderbolts*

Of course I haven’t seen Thunderbolts* yet — no one has since it’s not out. But there IS a trailer. You can see it here.

Nov 13

Superhero Physics: How Strong Is Bucky’s Arm in Thunderbolts*

Nov 13

The Physics of Star Trek Lower Decks: Does Boimler Really Understand Voltage?

If you want to claim that you are a Star Trek fan, then you MUST watch Star Trek: Lower Decks. Oh sure, it’s a cartoon. Yes, it’s funny —…

Nov 10

The Physics of Star Trek Lower Decks: Does Boimler Really Understand Voltage?

Nov 10

Are Cooling Blankets a Real Thing? The Physics of Making Something

I know summer is over (but it’s still hot here) so that you might soon stop seeing all of these promotional videos for “cooling blankets”…

Nov 4

Are Cooling Blankets a Real Thing? The Physics of Making Something

Nov 4

Remember When Phoebe Destroyed Ross With the Nature of Science?

Of course it’s an older show and some people think it’s silly — but still, there is a TON of stuff out there from the show Friends (you…

Oct 30

Remember When Phoebe Destroyed Ross With the Nature of Science?

Oct 30

Fake Forces in a Rotating Frame: Derivation of the Centrifugal and Coriolis Forces

Newton’s second law says that the net force on an object causes an acceleration. These forces are due to real interactions — like the…

Oct 28

Fake Forces in a Rotating Frame: Derivation of the Centrifugal and Coriolis Forces

Oct 28

Mole Day: What the Heck Is a Mole and How Do You Measure It?

When you take your first chemistry course, you are going to see a mole. Not the animal, the number of things. Oh, and guess what? October…

Oct 23

Mole Day: What the Heck Is a Mole and How Do You Measure It?

Oct 23

Rhett Allain

Rhett Allain

Physics faculty, science blogger of all things geek. Technical Consultant for CBS MacGyver and MythBusters. WIRED blogger.

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