Locks & Keys – How ...
Locks and keys are an everyday part of our lives … how could we secure anything without them ? Here’s some background on their development.
read moreLocks and keys are an everyday part of our lives … how could we secure anything without them ? Here’s some background on their development.
read moreSolar cells, or photovoltaic cells, convert energy from sunlight into electricity… but how? What principles lie behind this technology?
read moreIdeas changed the World : The invention of printing & the printing press like many innovation sevolved over time but there was one seminal moment when the printing press exploded on the scene and changed society forever.
read moreConcrete is not a modern material. Did you know the Romans used it? But who discovered it and how long ago was it used?
read moreWe take for granted the humble nail and screw when doing some DIY. But if we didn’t have them everything would fall apart, literally. So where did they origanate from ?
read morePykrete is a real substance made from wood chips and ice with fantastical properties that were actually considered for use in building Royal Navy aircraft carriers during WW II.
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