Betteridge’s law of headlines states that any headline that ends in a question mark can be answered by the word ‘no’. It’s the case with articles asking if Millennials are responsible for all of the ...

The pogo stick remained essentially unchanged for 80 years. Recently, three inventors have created powerful new gravity-defying machines that can leap over (small) buildings in a single bound.

In the more than eight decades since a Russian immigrant named George B. Hansburg introduced the pogo stick to America, the device had scarcely changed: a homely stilt with foot pegs and a steel coil ...