Physics

Some words about the principle of least action

Some words about the principle of least action

What is the most important object physicists manipulate everyday? My answer with no hesitation is : the Lagrangian ! What is it? simply the object that contain everything one need to know about a…
More On The Omega B Baryon Significance

More On The Omega B Baryon Significance

Last May the CDF collaboration published their observation of the  baryon, a particle made by a very exotic "bss" quark triplet. The CDF result came almost one year after a similar measurement…
Pictures Of A Giant Marvel

Pictures Of A Giant Marvel

Today I got access to a collection of very cool pictures of the CMS detector, one of the two experiments designed and built to study proton-proton collisions delivered by the Large Hadron Collider at…
A Quantum Deity?

A Quantum Deity?

A little known fact about quantum mechanics is that it disproves God's omniscience. Now, we all know that a watched pot never boils. What does this have to do with God's omniscience? Well, did you…
Understanding newtonian mechanics

Understanding newtonian mechanics

Newtonian mechanics has marked the beginning of a new era for physics. Indeed the newtonian formulation of the gravitational force has allowed to prove the heliocentric theory developped by…
What is going on around

What is going on around

Today, having little inspiration to write anything original myself, I decided to have a look at what other sites held by colleagues or friends are dealing with. I offer below a few interesting links…
Why Physicists Like Ratios

Why Physicists Like Ratios

A good part of basic research in fundamental physics focuses on the definition, the prediction, and the measurement of quantities which put the current theory -the standard model- to the test in the…