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Thinking about Science with David Hukins

Science isn’t about remembering a lot of facts; it is a way of thinking that helps us to understand the world and how it works.

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Month: November 2020

20.39 Gels

November 15, 2020December 20, 2020 David HukinsLeave a comment

Before you read this, I suggest you read post 20.7. For security reasons, there is a limit to the quantity of gels you can take on to an aeroplane. But do the passengers or security staff understand what a gel is? And what do the people responsible for the rules mean by the word “gel”?… Continue reading 20.39 Gels

20.38 Sugars

November 1, 2020December 11, 2020 David HukinsLeave a comment

Before you read this, I suggest you read post 20.32. In the English language the word “sugar” is often used to mean “sucrose” – the sugar extracted from sugar cane or sugar beet that is often used to sweeten foods and drinks. But sucrose is not the only type of sugar – other examples are… Continue reading 20.38 Sugars

Recent Posts

  • 22.9 More about flying
  • 22.8 The catenary
  • 22.7 The caustic curve
  • 22.6 Reflection at concave surfaces – the satellite dish
  • 22.5 Total internal reflection

Recent Comments

David Hukins on 20.10 Toughness
Peter Purslow on 20.10 Toughness
strangeset on 19.8 Wave energy
strangeset on 16.1 Drug safety testing
Peter Purslow on 17.48 Moles

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