If you’re a news hound, there are plenty of apps and services out there to help you keep tabs on what’s going on around the world. Heatmap News does just that, with an added bonus: it maps out ...

Zoom in on any part of the world ... updates the map twice a year, in May and October. As of the last update, more than 41.5 million runs were represented on the Global Heatmap.

Investigators frantically combed a world map released by satellite navigation service Strava which show where users have been located - potentially revealing the locations of secret military bases.