SOCCER: JUN 04 Road to Brazil - Ivory Coast v El Salvador


The Physics of a Penalty Kick

Penalty-kick shootoutsthose nerve-racking ends to ties in World Cup elimination roundsgive the advantage to shooters, who kick the ball at speeds of up to 80 mph from 12 yards away. Here's how goalies can use physics to beat the odds.

Getting Tires to 1,000 MPH Is Tough
The laws of physics are stacked against Bloodhound SSC, but that won…
How Water Hammer Gives Your Pipes a Beating
Water hammer is just a fact of plumbing, and one engineers can't aff…
Measuring Fundamental Constants for Change

The light emitted from quasars might help us find out.

How We Would Explain Size, Mass and Time to Aliens
What we consider obvious measurements might be unintelligible by an …
richard t whitcomb
How the 'Area Rule' Dictates Plane Design

The mathematics of cross-section.

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How Polarized Sunglasses Give a Glimpse of Quantum Mysteries

Looking at a simple item can make you question the probabilistic nature of the universe.

What If Every Electron Is the Same Electron?

A vaguely plausible thought experiment posits that every electron is one electron moving back and forth through time.

World Trade Center 7
World Trade Center 7 Report Puts 9/11 Conspiracy Theory to Rest
The long-awaited report from the NIST conclusively rebuts the claims put forth by conspiracy theorists that explosives caused the colla…
Next-Gen Subterranean Neutrino Detector Will Span Three States

The DUNE experiment will study neutrinos and anti-neutrinos and possibly unravel the secrets of the universe.

Inside the Quest to Redefine the Kilogram

We need a new kind of kilogram, here's how we're making it.

In 1928, One Physicist Accidentally Predicted Antimatter

Paul Dirac was trying to reconcile relativity with quantum mechanics and ended up predicting the existence of antimatter.

How Neutrinos Shapeshift Like No Other Matter We Know

Here's a brief look at how strange these exotic particles really are.

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The Impossible Physics of Faster-Than-Light Travel

Traveling faster than light is impossible. But if it weren't, what would it look like?

This DIY Vacuum Cannon Fires With No Fuel Required

The pressure of the Earth's atmosphere is all around us, might as well use it.

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Why Creating a Perfect Clone Is Impossible

The laws of physics specifically prohibit duplication.

A Brief Explanation of Black Hole Physics

Black holes, the Event Horizon, and what happens when you find yourself inside one.

Did You Know There Is A Zeroth Law Of Thermodynamics?

Ok, it's more like a base that ties the other laws together.

Here Is the World's Most Stable Atomic Clock

The new clock will result in smaller, more portable atomic clocks that scientists around the world could use in their experiments.

Are Moons Attached To Planets By Giant Springs?

Clearly, the answer is no, but this example shows us how the way we conceive of mathematical realities can change over time.

An Iconic Physics Experiment Could Unlock a Theory of Everything

The classic double-slit experiment could be the key to uncovering a unified theory of everything.

We May Have Found a Way to Cheat the Second Law of Thermodynamics

Physicists created a new quantum theorem for entropy, and included is a possible exception.

Five of the Biggest Problems in Physics May Have Been Solved at Once

A new theory proposes six new types of particles and could solve some of the biggest problems in physics.

How Can Complex Things Form in a Universe Ruled by Entropy?
If disorder in the universe is always increasing, then how is it that galaxies, stars, planets, and people are here? Watch the explanat…
Can We Be Sure That Cause and Effect Are Even Real?

Do the forces that we feel shape our lives really exist?