Updates..

19 May 2024

About me here.  Listed on Contents page here as 8.11

Previous experience here as a volunteer adds to the story.

New readers here.

8 May 2024

Welcome to new readers here.

Updating 15 March 2024 Part 1 

update here

6 May 2024

In its present format, no readers are anticipated. 

Correct that if you will via alanfharrison@icloud.com

 

Updating 15 March 2024 Part 1 update

26 March 2024

The blog dates from 2021 - the Covid era.  

In the hope that Covid is not repeated, the blog is now updated.

24 April 2024

NASA’s Ingenuity Mars Helicopter 3rd flight here

National Geographical Space Encyclopedia 2005 - update

22 April 2024

Supermoon 2021: see the first of the year on 27 April here

06 April 2021

Synchronisation

•   
•  24 March 2021 

Telegraph Home page

Telegraph 23 March 2021

Telegraph 23 March 2021 - decimalised

• Solar system
• Gravitational potential energy
• 
  

21 March

• The Night Sky Tonight
• Star charts

19 March

• Big Bang tug of war   for 'advanced' readers
• Relative motion
• S I Units

Gravity early stage here

The science of the shuttlecock here

10 March

Torque here

Relativity is easy here   for 'advanced' readers

Expansion of the universe here  for 'advanced' readers

 

5 March 

here   here

17 Feb

Women in physics here

Curricula here

11 Feb

Charge - static electricity here

10 Feb                               

UAE's Hope probe reaches Mars here

3D printing food in space here

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