In this column, we provoke fresh thinking and round up some of the weird, wonderful, quirky, surprising – and shocking – stories out there

Penguins master the power of the microsleep

With temperatures dropping in many parts of the world, many of us may have the urge to hibernate or at least take more naps, particularly if we’re in front of a cosy fire and have over-indulged. There’s certainly a lot to recommend napping.

One species seems...