Rhett Allain – Medium

Rhett Allain

Is It Faster to Fall Through the Earth or Orbit to the Other Side?

How could you make a tunnel through the center of the Earth? Well, you probably couldn’t. However — if you COULD, it would make a great…

Feb 14

Is It Faster to Fall Through the Earth or Orbit to the Other Side?

Feb 14

This Electric Field Physics Lab Isn’t What You Think It Is.

The problem with the second semester of introductory physics lab is that it’s difficult to match up with the lecture course. Normally, the…

Feb 4

This Electric Field Physics Lab Isn’t What You Think It Is.

Feb 4

Nope. Common Sense Doesn’t Trump Evidence.

In a terrible combination of dumb and mean, Donald Trump said that a collision between a helicopter and an airliner (that lead to the death…

Feb 2

Nope. Common Sense Doesn’t Trump Evidence.

Feb 2

Modeling Random Walks in Python for Fun (and no profit)

I have this fun little office toy. It’s got a bunch of tiny balls that fall through some pegs. After bouncing around, the balls end up in…

Jan 25

Modeling Random Walks in Python for Fun (and no profit)

Jan 25

Using Python to Model a Driven RLC Circuit

The RLC circuit consists of a resistor (R), and inductor (L) and a capacitor (C ). That’s where the “RLC” part comes from. It’s a fairly…

Jan 23

Using Python to Model a Driven RLC Circuit

Jan 23

Could We Really Have Space-Based Solar Power?

I saw this IFLscience article about a Chinese plan to create a space-based solar power system. Of course, I have to add some comments and…

Jan 20

Could We Really Have Space-Based Solar Power?

Jan 20

Physics Estimate: Could Captain America Survive a Punch From Red Hulk?

There’s no question about it. The upcoming Marvel movie (Captain American: Brave New World) has a scene where Red Hulk fights Cap. It’s in…

Jan 14

Physics Estimate: Could Captain America Survive a Punch From Red Hulk?

Jan 14

For a Truck Tug of War, It’s All About Weight and Friction

It’s not fair to have a tug of war between a Tesla Cybertruck and a Ford F150. Why isn’t it fair? Well, the Cybertruck has a weight of 6843…

Jan 7

For a Truck Tug of War, It’s All About Weight and Friction

Jan 7

Video Analysis: The Good, the Bad and the Ugly

If you record videos for your physics analysis, there are some things you just shouldn’t do. Let’s go over those “wrongs” so you can make a…

Jan 4

Video Analysis: The Good, the Bad and the Ugly

Jan 4

If Velocity Is Relative, Why Isn’t Kinetic Energy Relative?

Maybe that title isn’t super clear. How about I just present a question that seems popular online right now. It goes like this.

Dec 31, 2024

If Velocity Is Relative, Why Isn’t Kinetic Energy Relative?

Dec 31, 2024

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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