David Hume (1711 to 1776) David Hume Ernst Mach (1838 to 1916) Ernst Mach Karl Popper (1902 to 1994) Karl Popper was
Errors In Reasoning #1…
The above is apparently aimed at atheists but actually targets anyone who thinks that the Earth is greater than about 6000 years old. I don’t think I have ever met any theist who thinks that the Earth is only 6000 years old as implied by the Old Testament. I do understand that there are plenty …
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Quizzing Opportunities…
8D & 8E – If you want to challenge yourself a little, particularly if chemistry is your thing, you might want to look at eFocus Learning. Navigate to Essential Chemistry and at the bottom of the menu of topics you will find Activities and Multiple Choice. The relative atomic mass section might be a little …
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Friday…
My last post for this holiday will appear on Friday morning. I am not going to be able to mark any more work from Thursday as I have to travel back to Oxford for the start of term. I will still respond to comments here of course but won’t have time for anything more complicated. …
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Bird Box Update…
Thursday 4th May 15.15 – Bird Box not on British Summer Team Hatching has begun – this is when the parent birds are going to start getting very busy. The hatchlings will be OK surviving on their food reserves for a while but then they will need feeding constantly – about 6 g of food …
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Giant Squid…
A giant squid has been filmed swimming in a Japanese harbour.
Leaping On The Limpet Bandwagon…
Know Your Muscles…
The human body has three types of muscle. Cardiac muscle is found in the heart. It is able to beat constantly without getting tired. Smooth muscle is found in hollow organs like the stomach and intestines. Skeletal muscle attaches to your bones and helps you to move. Skeletal muscles connect to bones by tendons and …
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Prey vs Predator…
One of the driving forces behind natural selection (evolution) is the competition between predators (hunters) and prey (their food). This applies to plants and animals as well as between carnivores and herbivores. Plants have developed some ingenious ways to protect themselves. Acacia trees limit grazing from giraffes in three ways… Chilli peppers have their heat …
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Scatological Diversity…
Here is a delightful take on the importance of diversity for the survival of an ecosystem. It is somewhat scatological but I have never avoided discussion of bodily functions when they are necessary. . There is not really much to add to that other than to recommend further videos from MinuteEarth. Is it minute as in tiny …
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