The equinox 20 March 2022

In 2022 March 20 is the date of the March equinox and is also the first day of spring (or the first day of autumn if you're one of my readers in the Southern Hemisphere). In this post I’ll talk about the equinoxes and discuss the commonly held, but incorrect, view, that they are the… Continue reading The equinox 20 March 2022

The end of the International Space Station?

There have been stories in the news recently that NASA intend to deorbit the International Space Station (ISS) in 2031.  They are largely based upon a recent NASA report outlining the future of the ISS. This report makes interesting reading and describes how NASA will transition away from the ISS towards commercial space stations (which… Continue reading The end of the International Space Station?

Overview of tides

Even though the Moon is far smaller and less massive than the Earth its gravitational field still has significant effects on our planet. The most noticeable of these are tides, the periodic rise and fall of sea levels. In this post I'll give an overview of the causes of tides. This is something which many… Continue reading Overview of tides

Happy New year 2022

Happy new year to all my readers! Shortly after most of Europe and North America moved back to winter time from Daylight Saving Time, I created a poll to see how  my readers living in these regions felt about the switch. Now that we’ve  entered the  new year, I’ve decided to close the poll and… Continue reading Happy New year 2022

Reducing global carbon dioxide emissions

In early November 2021 much of the world’s media was focussed on the Glasgow Climate Change Conference (also known as COP26). As most of you will know, its key objectives were to get individual states to commit to reduce their greenhouse gas emissions, to end deforestation and to plan to move away from fossil fuel… Continue reading Reducing global carbon dioxide emissions