Between Inver and Milk Hollow,
Here and there about Baile-churn:
She is a birch, a hazel,
A straight slender young rowan.
Oh, starboard your helm!
Oh, starboard your helm! This time it could be the big one. Fire on the Amazon, fire in Siberia, a dome of heat above the American west and wildfire surging below – too
The Big Bang 3: Lemaître’s universe, Hubble’s law
Georges Lemaître was a devout priest and a brilliant physicist who found Hubble’s Law in theory two years before Hubble did in practice. He took Einstein’s equations of general relativity and showed that
The Big Bang 2: A shift in the mist
The Latin word nebula means ‘mist’, and originally a nebula was any sort of misty patch in the sky. Today it is more precise, referring to an interstellar cloud of dust and gas;
The Big Bang 1: The first ideas
The story of the development of the idea of the Big Bang has two separate strands, and we have to switch back and fore between them. The one strand is the observational work
The physics of the Wood of Hallaig
Time, the deer is in the Wood of Hallaig. Hallaig by Sorley MacLean is on one level about the clearance of people from the land of which they were a part.
Processes and objects
There are two fundamentally different ways of picturing the world around us. One is as a collection of objects – and we learn from our earliest moments that we are surrounded by things that we
Whenever the poet George Mackay Brown reorganised his library, getting rid of some of the overspill, some books from younger years would always remain. There was the first Penguin book from 1935, a
Higgs 1: Frozen light
The discovery of the Higgs particle is one step further on a long road – the search for the nature of matter. Our experience of matter starts in childhood, when we become familiar
Higgs 2: What makes light matter?
The big question is: what is the process that somehow freezes or condenses energy into particles of matter? In this process, the energy somehow acquires the characteristic of mass – for which we can
Higgs 3: Symmetry for the strong
When the Norwegian mathematician Sophus Lie died in 1899 he was a bitter and disappointed man. True, his mathematical ability had been recognised by some of the greatest people in the field, including