Updates.

                                                                                              Some reasons for updates here

Thought for the week here

24 April

National Geographical Space Encyclopedia 2005 - update

22 April

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

06 April 

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

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10 March

Torque here

Relativity is easy here   for 'advanced' readers

Expansion of the universe here  for 'advanced' readers

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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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