Nasa announces water on Mars and the jokes start flowing

Nasa released evidence of water on the red planet, raising the odds of finding extraterrestrial life, and Earthlings took to Twitter to celebrate

Nasa announced on Monday that researchers have found flowing water on Mars, raising the odds of finding life on the planet. On the internet, this impressive discovery was celebrated with due gravity - or indeed a lack of it.

Among other things, the news prompted the internet to offer a picture of a glass of water sitting on top of a Mars bar.