Source: Wikipedia
There is a grim regularity to the history of libraries. They accumulate for generations, they hold material that exists nowhere else, and then something happens to them — and…
Source: Wikipedia
Archaeology usually has the opposite problem to this one. Objects survive and their purpose is unclear because nothing organic remains around them.
Here the object survives in extraordinary condition,…
Almost every physical process runs the way intuition expects. Hot things cool. Cold things warm. Something that starts closer to a target reaches it first.
Which is why this particular…
Coastlines are not eroded evenly. The sea attacks everything and removes softer material faster, which is why almost every coast is a sequence of projections and indentations rather than a…
There is a category of human behaviour that is universal, immediately recognisable across every culture, entirely involuntary, and without a settled explanation.
Emotional crying belongs in it, alongside blushing and…
The wheel is frequently described as the great invention. The wheel-and-axle pair is the invention; a disc that rolls is obvious, and attaching it usefully is not. Here are twelve…
