The Most Expensive Substance In The Universe Seemed Almost Impossible To Make
Though gold and diamonds are precious materials, they're nowhere near the most expensive thing in the universe. In fact, the numbers aren't even close.
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How Does A Rocket Steer?
When it comes to moving around, most things rely on pushing against the ground or the air or the water, so how do rockets do it in outer space?
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11 Mysteries About Planets In Our Solar System That Went Unsolved For Years
Given just how big space is, the solar system seems like it shouldn't be too mysterious. But there are actually plenty of questions that took years to solve.
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Why NASA Uses Half A Million Gallons Of Water During A Rocket Launch
If you've ever seen a rocket launch, you've surely noticed the massive white clouds they generate, which isn't smoke, but something more surprising.
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Here's What Your Voice Would Sound Like On Mars
Other than Earth, no other planet has been studied as much as our neighbor Mars, but despite that, we only recently discovered what it sounds like.
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8 Biggest Mysteries About Space That Scientists Can't Explain
Space is a pretty fascinating place, but it's also a very strange one. After all, there are quite a few mysteries that scientists have yet to properly explain.
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A Strange Thing Happens When You Open A Shaken Soda Can On The Ocean Floor
Opening a can of soda only to be greeted by an explosion of fizz is a common experience, but something different happens at the bottom of the ocean.
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Without Dimples, Golf Balls Would Be Impossible To Use
If you've ever wondered why golf balls are covered with those dimples and aren't smooth, it turns out the dimples are pretty important.
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Why Your Straw Looks Like It's Broken In Water
Rather than always traveling in a straight line, like you'd expect, light can change directions based on the medium its traveling through.
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Why Does Aluminum Foil Spark When You Put It In A Microwave But Not An Oven?
If you've spent enough time using a microwave, you've probably accidentally put in aluminum foil at least once, so what causes all those sparks?
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How Slow-Motion Cameras Solved The Most Annoying Myth About Bumblebees
For decades a popular myth persisted that bee flight was impossible, but high-speed photography has revealed the secret behind bee flight.
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We Figured Out How High John Walker Can Jump In Thunderbolts*
Superheroes, by definition, have super abilities, but with the power of science, and a bit of math, we can quantify how super they really are.
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Dumb Things Everyone Overlooks In Dune
"Dune" has long been a famous sci-fi franchise, and the movies have only made it more popular. Narratively, it's impressive, but how accurate is its science?
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Why Matter Can't Be Created Or Destroyed: The Law Of Conservation Of Mass Explained
No matter what you do, matter can neither be created nor destroyed. This property of the universe is called the law of conservation of mass.
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The Grand Problem That Stumped Einstein And Still Baffles Physicists Today
There's no question that Albert Einstein was one of the greatest minds of his or any generation, but there was one problem he couldn't solve.
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What's That Mesh On The Inside Of Your Microwave And What Does It Do?
If your kitchen is like 90% of other kitchens in the US, you probably have a microwave in it, but why does your microwave have a mesh screen?
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The Physics Law We Misread For Hundreds Of Years
Newton's laws of motion are the rock upon which classical physics have been built, but we may have been misinterpreting it for centuries.
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How To Calculate Runway Slope
When it comes to flying, it can be helpful for a pilot to know how to calculate the slope of the runway they're landing on. Here's how those numbers work.
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How To Calculate The Speed Of Light
Light is very, very fast, and calculating its speed wasn't easy. In fact, there's a rather long history of how this constant value was determined.
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How To Calculate Average Temperature
If you want to know what the temperature in a region is like, then calculating an average is more helpful than looking at the temperature on a single day.
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Motion Graphs: Position, Velocity, & Acceleration
High school physics courses will often teach about the relationships between different motion graphs. Here's a quick breakdown of what those relationships are.
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How To Convert ATM To Moles Of Gas
Gas pressure is important to many fields, and it can be measured in many different ways. Two of the relevant units in this case are atmospheres and moles.
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How To Convert RPM To Feet Per Minute
When you think of a spinning disk or wheel, rotation probably comes to mind, but those rotations can be converted into a linear speed through some calculations.
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How To Calculate Microstrain
Stress and strain are important when it comes to engineering and construction, and that's true on the microscopic level, too. Here's how you can analyze that.
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The Sun Could Enter An Even More Dangerous Phase Than Solar Maximum
The Sun's activity typically peaks at solar maximum, but there's an even more dangerous stage it could enter, and with potentially dire consequences.
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Your Car Can Protect You From Lightning, But Not For The Reasons You Think
If you're caught in a thunderstorm while driving and worried about a lightning strike, your car can keep you safe, and for reasons that may surprise you.
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Examples Of A Block & Tackle
A block and tackle can be used to provide significant mechanical advantage. There are also different varieties of the tool, each of which functions uniquely.
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