Physics

2nd law of thermodynamics

Here is a wordy topic which also happens to be rich with physics and foundational in almost every aspect of engineering.   The 2 nd law of thermodynamics states that, you cannot build a device capable of extracting heat from something to do work without h ...

Blog Post - Robert Hayes - May 24 2015 - 9:36pm

Highlights Of The INFN School Of Statistics For Physicists

The second infn school of statistics took place this week in the nice "green island" of Ischia, in the gulf of Naples, Italy. Organized by the INFN section of Naples, the school aims at training Ph.D. students and post-graduates in the foundatio ...

Article - Tommaso Dorigo - May 29 2015 - 10:30am

No Sign of Quantum Space-Time Foam from Quasar Light.

M ost models of quantum gravity propose or predict that at very short distances space is a frothing foam where distance and time intervals themselves fluctuate rapidly.  These models predict that if light can travel long distances there will be a cumulati ...

Blog Post - Hontas Farmer - Jun 2 2015 - 1:10pm

Conservation Of Energy

There are multiple conservation laws in nature meaning these are considered to be scientific truths which are fundamental and foundational to all modern science as we know it. Perhaps the most familiar or common conservation law in science is that of the c ...

Blog Post - Robert Hayes - Jun 6 2015 - 9:36pm

At home physics demonstrates the Coriolis effect on both sides of the globe

A note to the reader:  This article requires following  special instructions  to watch the videos below. ...

Blog Post - Matthew T. Dearing - Jun 10 2015 - 5:03pm

Green Rays: Rare, From The Sun; And From The Moon?

The light we receive from the sun is composed of all visible frequencies, among others, and it therefore appears white to our natural detection system- the human eye. Apparently, evolution caused us to develop a vision which works best at the center of th ...

Article - Tommaso Dorigo - Jun 6 2015 - 9:39pm

Is The New LHC Run The End Of Particle Physics As We Know It?

Physicists around the world (myself included) are hoping that this week will mark the beginning of a new era of discovery. And not, as some fear, the end of particle physics as we know it. After 27 months of shutdown and re-commissioning, the Large Hadron ...

Article - The Conversation - Jun 9 2015 - 1:00pm

How An Undergraduate Discovered Tubes Of Plasma In The Sky

The discovery by an undergraduate student of tubes of plasma drifting above Earth has made headlines in the past few days. Many people have asked how the discovery was made and, in particular, how an undergraduate student was able to do it. The answer is ...

Article - The Conversation - Jun 10 2015 - 10:00am

Robert Grosseteste: The Greatest Mind You’ve Never Heard Of Was A Medieval Bishop

There was something unusual about our recent research collaboration on the science of light, colors and the perception of rainbows: one member of the team wrote his best science in the 1220s. The Ordered Universe Project sees humanities scholars and scien ...

Article - The Conversation - Jun 7 2015 - 4:43pm

Those Three Higgs Events Piling Up At 1.8 TeV

Among the many things that CMS and ATLAS physicists are looking forward to checking up, using the data that the LHC is starting to deliver from 13 TeV proton-proton collisions, one is the WH resonance signal that CMS found in a recent analysis. Mind you, & ...

Article - Tommaso Dorigo - Jun 9 2015 - 9:40am