Mind Stretch: Dust in the wind

sand dunes and windI read recently about some of the world’s tiniest travelers that make the same journey, only in reverse, using technology that is much, much older than ours. [Read more]


For the want of a horseshoe nail

The rider of the proverb probably never existed, but if he did, he’s unlikely to have left us any accessible detailed introspection, so we’ll never know whether he checked that horseshoe or not. [Read more]