PHYSICS INFORMATION AND VIDEOS

By Garry Mason | Physics related articles and tutoring and video information. 

Fundamental Physical Constants

List of Important Physical Constants<p>Physics is described in the language of mathematics, and the equations of this language make use of a wide array …

Physics

The Scientific Secret to Blocking Bullets Like WONDER WOMAN

Diana of Themyscira is certainly wondrous. Made by the gods themselves, she is strong and agile enough to identify and dodge bullets <i>The Matrix</i>-style, …

How to Hoist Yourself Out of a Hole With Physics

No one can deny that there are some great physics videos out there in the wild internet. Today, I found this one<p>floating around—featuring what …

Physics

Why Don't We Have Artificial Gravity In Space?

Put a human being up in space, away from the gravitational bonds of the surface of the Earth, and they’ll experience weightlessness. Although all the masses in the Universe are still pulling on them gravitationally, they pull on whatever spaceship you’re in equally, too, and so you float. In TV …

Physics

Temperature Is Not What You Think It Is

What is temperature? This question comes up quite a bit—especially in introductory science courses. The most common answer is something like</i> …

Physics

The Wacky Physics of Firing a Ball Out of a Moving Cart

Author: Rhett Allain. Rhett Allain Science<p>Date of Publication: 04.21.17.<p>Time of Publication: 9:30 am. 9:30 am<p>One of the many awesome things about …

Physics

This animation shows how fast a rocket must go to leave every planet

Elon Musk's private rocket company SpaceX announced Monday that it plans to launch two paying customers around the moon in late 2018.<p>How hard will that be to accomplish, exactly?<p>Gravity makes it possible for us to live on Earth, but it also makes it pretty hard to leave.<p>Satellites fight gravity by …

MacGyver's Body-Bag Freefall Might Actually Work. Physics Says So

Everyone knows MacGyver. He's the guy who gets out of sticky situations by cobbling stuff together. Here he is in the reboot, maybe four floors up, …

Crashing

The Root of Gravity

<b>Q:</b> <i>Are we any closer to understanding the root cause of gravity between objects with mass? Can we use our newly discovered knowledge of the Higgs</i> …

Physics

What is the Speed of Light?

Since ancient times, philosophers and scholars have sought to understand light. In addition to trying to discern its basic properties (i.e. what is …

Physics

Time Dilation Is Even More Confusing Than You Thought

Did you know time can rotate?<p>Einstein's theory of relativity has all sorts of weird results that make it difficult to wrap your head around, but one of the weirdest is time dilation. Basically, according to relativity, if you speed up, then time slows down. But that relatively simple idea can lead …

How to Use a Multimeter (DMM) to Measure Voltage, Current and Resistance

How to Use a Multimeter (DMM) to Measure Voltage, Current and Resistance<p>What is a Multimeter?<p>A digital multimeter or DMM is a useful instrument for …

Arduino

The Incredible Physics of the Hyperloop

There was lots of exciting news this week about the much-anticipated Hyperloop, a high-speed train that would be able to make the trip from San …

Transportation

Earth - The real reasons nothing can ever go faster than light

It was September 2011 and physicist Antonio Ereditato had just shocked the world.<p>The announcement he had made promised to overturn our understanding of the Universe. If the data gathered by 160 scientists working on the OPERA project were correct, the unthinkable had been observed.<p>Particles – in …

How Physics Will Change—and Change the World—in 100 Years — NOVA Next

One hundred years ago, Albert Einstein had only just published his revolutionary new theory of gravity, atomic nuclei were entirely mysterious, and …

Physics

Einstein's genius changed science's perception of gravity

Albert Einstein opened humankind’s eyes to the universe.<p>Before Einstein, space seemed featureless and changeless, as Isaac Newton had defined it two …

Physics

Endless energy is all around us — and this woman has a brilliant idea for how to harness it

Imagine if your every movement generated power. Every step you took, every move you made could create electricity.<p>You could be the source of light. You could charge your phone with your own movement.<p>Jessica O. Matthews is making this futuristic vision a reality. She spoke about how it could happen …

How Does Newton's Cradle Work?

Whether you know it as Newton's Cradle or the Executive Ball Clicker, chances are you've seen the educational desk toy that seems to defy …

Physics

10 Quantum Truths About Our Universe

From the moment that it was discovered that the macroscopic, classical rules that governed electricity, magnetism and light didn’t necessarily apply to the smallest, subatomic scales, a whole new view of the Universe became accessible to humanity. This quantum picture is much larger and …

Quantum Mechanics

8 Ways You Can See Einstein's Theory of Relativity in Real Life

Photo Credit: Keystone/Hulton Archive/Getty<p>Slide 1 of 15<p>Profound implications<p>Relativity is one of the most famous scientific theories of the 20th …

Physics

The scale of the solar system comes down to Earth in this video

The scale of the solar system is truly mind boggling.<p>Earth alone is more than 92 million miles from the sun, but even on a smaller scale, the moon is …

Quantum "Weeping Angel" Effect Freezes Atoms in Place

The paradox of Schroedinger’s Cat famously demonstrates that a quantum cat sealed in a box is both alive and dead at the same time until we look …

Quantum Mechanics

Hidden in Einstein's Math: Faster-than-Light Travel?

Although Einstein's theories suggest nothing can move faster than the speed of light, two scientists have extended his equations to show what would …

General Theory of Relativity explained: The beautiful simplicity (and weird time sags) of Einstein's 100-year-old masterpiece

In his youth, Albert Einstein spent a year loafing aimlessly. You don't get anywhere by not "wasting" time – something, unfortunately, which the …

Physics

What Does E=mc2 Truly Mean?

Albert Einstein remains one of the greatest minds in history. His contributions to the fields of cosmology, physics and mathematics are …

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