Category Archives: Quantum Mechanics

The Sound of Physics

A photograph featuring an electric guitar player and the music score of the Higgs "sonification" by the rock band, Traq.
LOUD!!!

Should you ever have wondered what the Higgs boson sounds like…  It’s…  “AS LOUD AS A RIFF BY JOE SATRIANI.  WHAT?!  IT’S AS LOUD… AS A…”  Oh, wait!!  Here it is.

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That Mysterious Missing Matter – Cocktail Party Physics

A 3D animation showing dark matter creation and the large scale structure of the Universe.
Dark Matter

“Dark matter?”  You cannot see it.  But there is something there.  As for what it is, it’s anybody’s guess!  Dark matter does not interact with light.  At all.  Which makes it difficult to detect.  But if you cannot see it?  How do you know it is in fact there?”  Well, it does interact with gravity, and as it does so it bends the path of any light ray passing nearby...

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5 Top Tips for Going Viral with Leidenfrost Physics

A short video showing a water droplet moving towards the right of the screen under the influence of the Leindenfrost effect.
The Leidenfrost effect

You’re not having déjà vu.  I already wrote about the Leidenfrost Maze in this blog.  And although physics experiments fascinate many, they don’t normally weigh up as Internet clickbait.  But the Leidenfrost effect is different…

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When Biology Met Physics…

A photomontage showing helicoidal-shaped strands of DNA superimposed on a background of physical equations.
The Emergent Field of Biophysics

Ever since Francis Crick and James Watson brought Physics and Biology together in 1953 to unveil the molecular structure of DNA, the boundary between the two disciplines has continued to become increasingly blurred.  In this genomic new era, ever more principles from Physics are being applied to living systems in an attempt to understand complexity at all levels.  Although sometimes the best solution to a Physics problem lies in the macroscopic world of Biology… 

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Planck’s Time and the “Oldest Light” in the Cosmos

A photomontage showing an image of the Planck spacecraft superimposed on a sky planisphere of the Cosmic Microwave Background $ ($CMB$ )$ Radiation.
Who, What, Where?

What happened at time T = 0?  is still anybody’s guess.  At least, earlier observations of Planck’s radiation had suggested the first generation of stars were bursting into life by about 420 million years after the Big Bang.  However, scientists from Europe’s Planck satellite mission now say the first stars lit up the Universe later than was previously thought…

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A Classical Quantum Conundrum – When To Be or Not To Be… a Wave?

An animation showing the formation of the typical wave-particle duality interference pattern.
Wav-icles?

Ever since French physicist Louis de Broglie first described the wave-particle duality in 1926, scientists have struggled to come to terms with this strange particularity of our natural World when observed at the quantum level.  Waves can be particles, and particles can be waves.  But are entities waves AND particles all at the same time?

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Scotland’s Quiet Revolutions – One Nation with Sovereign Achievements… and a Pure Dead Brilliant Future!

A photograph of the countryside north of Glasgow - sheep grazing. Image: NaturPhilosophie

Scotland’s Quiet Revolutions

It seems quiet at first, and even dull.  Not much happening…  Dreich, as one might say!  Sad.  Grim.  Bleak.  Not much to do…  Not much to see here…  Just sheep…  But wait!!  Look closer!  Is that Dolly in this field?  Now, that’s interesting!  Oh, Aye, we’re in Scotland!  It changes EVERYTHING… 

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We Glimpse at the Body Electric – An Introduction to the Physics of the Human Nervous System

An artist's impression of the human nervous system at work.
The Human Nervous System: 100 Plus Billion Cells

The human nervous system contains roughly 100 billion nerve cells.  Worth pausing for an instant… and read it again.  That’s right, 100 billions!  To give an idea of the scale, the Milky Way, our own galaxy, contains roughly 100 billion stars.  And although human beings are way smaller than galaxies, we begin to appreciate how each one of us is as complex, as mysterious, and as magnificent in its own right, as any large astronomical entity in the physical Universe

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Van der Waals and the Gecko

A photographic collage showing a black and white portrait of Van der Waals and a gecko climbing on the outside of a corrugated glass panel.
The Sticky Physics of Van der Waals Forces

Geckos are amazing creatures.  They scamper up walls, scuttle along ceilings and hang upside down on polished glass surfaces.  However, the secret of their amazing climbing ability remained a mystery until relatively recently.  The secret lies in weak intermolecular forces, described by Van der Waals in 1873.

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Quantum Physicists in Disguise…

A photographic collage showing a number of Quantum celebrities, including Charlotte Church, Will I. Am, Tiger Woods, Anne Hathaway and Mark Everett. Image: NaturPhilosophie
Celebrities you Thought you Knew Everything About

This blog isn’t really “trendy”…  “Physicists aren’t cool, and you never meet them anywhere anyway because they are all lesser known characters, some of them shady, who spend all their time toiling in obscurity on things no one does understand.” 

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