At 2 AM local time on Sunday 25 October, the UK like most of Europe will put it clocks back by one hour as Daylight Saving Time (DST) ends. Most of the USA will follow a week later. In this post give an overview of DST, its pros and cons, why this practice is falling into disuse.
Breakthrough Starshot announced back in 2016, was an extremely ambitious project to send a fleet of miniature spacecraft powered by powerful lasers to Proxima Centauri, the nearest star to our Solar System.
On the night of August 12/13, the Perseids meteor shower will peak, coinciding with a solar eclipse visible as a total eclipse in northern Spain and a partial eclipse in much of the remainder of Europe.
Mars presents significant challenges for human colonisation, featuring a thin atmosphere composed mainly of carbon dioxide, extreme cold, and high levels of toxic perchlorates in the soil. Its lack of a magnetic field would expose any future inhabitants to harmful radiation, complicating survival. Understanding these factors is crucial for future exploration and habitation.
This post considers the ways in which humans wearing protective cold weather clothing in the Antarctic winter at minus 80, and insulated spacesuits on Mars, also at minus 80, lose heat to the environment and arrives at the interesting conclusion that it is easier to stay warm on Mars at very low temperatures
