Supercomputing coding DIY activity

Tree pollen appears from late March to mid-May. Grass pollen peaks from mid-May to July. Weed pollen lasts from June to September affecting allergy sufferers.

New York and its history of storms

A heat wave affected most of the UK from 3 to 23 July 2013, making this the warmest and sunniest July for the UK as a whole since 2006, and the third warmest on record.