26th July - Today's News: Water on Mars?

Intriguing new evidence that Mars has a vast liquid water lake beneath its southern pole, scientists believe.  And there are plenty of signs, but how do we find out if there's really life on Mars?

High pollution warning issued in London amid heatwave with temperatures over the next two days in the SE expected to push into the mid 30s, before a brief cool-down over the weekend. There's commuter fury after rail bosses cancel more than a dozen services because of the heat - and 99F 'Furnace Friday' that could be UK's warmest day ever is still to come.  And a warning that regular heatwaves 'will kill thousands'

Disused camp fire causes wildfire in woodland near to Aviemore

But there's some good news: Soaring temperatures are giving men 'summer penises': Doctors confirm the heatwave is having a positive effect on the size of male genitals.  I couldn't possibly comment!

Germany braces for sweltering temperatures in Europe-wide heat wave

Greece fires: Jason Fragos feels numb after 26 people die in his family's villa the tragedy caused by the fact that, due to the wind and dry conditions, the Greece fires took just minutes to reach the sea.  People simply had no time to think or plan an escape.

Tentnado! Strong winds at German music festival form a beautiful whirlwind of destroyed tents

Fight fire with fire?  Sweden dropped a laser-guided nomb on a forest fire

How a warming Arctic could be behind heatwave sweeping northern hemisphere

And the coolest place in Britain! Climbers escape UK's record-breaking heatwave by exploring mountain ice caves hidden under drifts of snow on Ben Nevis