dot physics
- Technology
What Would Earth’s Temperature Be Like Without an Atmosphere?
OK, a couple of quick points. This is just the surface temperature of the Earth. Since the light from the…
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You Can Use This Silly Game to Do Some Serious Physics
I’m a sucker for interesting online games that don’t have a score or even a goal. In this case, it’s…
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It’s Time to Break Bad Pandemic Learning Habits
I’ve been in academics for more than 20 years as a member of the physics faculty at Southeastern Louisiana University…
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How to Use Physics to Tell If That Steph Curry Video Is Real
A few weeks ago, Sports Illustrated tweeted this video of Golden State Warriors point guard Steph Curry that instantly went…
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The Physics of Scuba Diving
Another unit is the bar, where 1 bar is equal to 14.5 psi. The value of 1 bar is very…
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The Problem With Spinning Spacecraft
While it would be awesome for people to be able to live in space, a “weightless” environment poses some serious…
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Could Namor’s Ankle Wings From ‘Black Panther 2’ Really Work?
But you don’t have to be a superhero to experience this kind of flight. If you have a set of…
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The Physics of Smashing a Spacecraft Into an Asteroid
There are a couple of things to notice. First, after the collision DART is moving backwards, because it bounced. Since…
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How Far Would You Have to Tunnel Underground to Lose 20 Pounds?
Now, what if I move outside this sphere? It turns out that the gravitational field due to a spherical distribution…
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Could Climate Change Alter the Length of the Day?
Let’s consider an example with an imaginary planet. In this solar system, the planet completes one orbit around its sun…
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