Articles by Alun Salt

Pantheon Astronomy II (Sometimes you can be too accurate)

Light in the Pantheon And Ancient Astronomy

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Life-Size Sculptures Uncovered In Pompeii Debunk Myths About Ancient Women

Visitors to the site of Pompeii, the ancient Roman town buried (and so preserved for thousands of years) by the eruption of Mount Vesuvius in 79AD, don’t often think to look beyond the city walls.

UK's Isolation Period Of 7 Days For COVID-19 Is Too Short - WHO Advises Isolation To 14 Days After Symptoms Resolve

In the UK those who think they have COVID-19, including confirmed cases, isolate at home for 7 days after onset of symptoms. Matt Hancock, the health secretary, was confirmed to have COVID-19 a week…

OOPS - Puerto Rican Insects In Forest Canopy Increase With Warmth - Not Decline - And Frogs Like The Warmth Too

This is about that much publicized insect collapse in Puerto Rico, which the authors blamed on climate change. It turns out that they made a natural but rather big mistake, not correcting for the…

Baby Steps In The Reinforcement Learning World

I am moving some baby steps in the direction of Reinforcement Learning (RL) these days. In machine learning, RL is a well-established and very promising avenue for the development of artificial…