Recently on Countryfile (BBC) we saw a presenter and a photographer together in the Pennines, the mountains that form the ‘backbone’ of England. The photographer makes a living by taking spectacular scenes with a high-end camera and all different lenses, whereas the presenter was comparing what she took with her mobile.
He was worried that in the public domain the best images would be lost in a massive cloud which includes a lot of inferior (though he didn’t specifically use the word) data.
This clicked with me, because of my experience of attempting astrophotography with what is known as a ‘bridge’ camera, somewhat between a compact and an SLR.
Once again, your resident tellytraveller has turned his gaze to the Southern Hemisphere, this time with second series of Coast Australia. Episode 8 took us to New South Wales, and most spectacularly to Jervis Bay, a little under 200 km south of Sydney.
Today is the seventy-fifth anniversary of one of the most famous speeches given by Winston Churchill:
of which the best remembered words areWe shall fight on the beaches, we shall fight on the landing grounds, we shall fight in the fields and in the streets, we shall fight in the hills; we shall never surrender
says an article in Chemistry World.
First, the fish. Fish repel oil by trapping water within their scales to create a self-cleaning, oil-repellent coat.
And in the other corner, this little flower, Diphylleia grayi, – also known as the skeleton flower – which has the property that when rained on, its petals turn transparent, becoming white again on drying out.
Are ancient remedies any good? In scholarly circles the middle of the 20th Century, they didn’t seem to think so. For example:
‘Survey the mass of folly and credulity that makes up Anglo-Saxon leechdoms, it may be asked: “Is there any rational element here? Is the material based on anything that we may reasonably describe as experience?” The answer to both questions must be “Very little”.’ 
But in the last few days we have been reading