Gale Crater on surface of Mars was once filled with liquid water for 10,000 to 10 million years, researchers say. A build-up of greenhouse gases in the planet's atmosphere may have spurred dramatic climate cycles, allowing for liquid water to emerge and later refreeze Why atheists appear so angry: Study finds their... Google's humanoid robot goes off road (and this time,... Mystery as researchers find extreme tornado outbreaks are... A new way to retrieve'lost' memories: Scientists use... Why atheists appear so angry: Study finds their... Google's humanoid robot goes off road (and this time,... Mystery as researchers find extreme tornado outbreaks are... A new way to retrieve'lost' memories: Scientists use... Diagonal striping on this map of a portion of Mars' Utopia Planitia region indicates the area where a large subsurface deposit rich in water ice was assessed using the Shallow Radar (SHARAD) instrument on NASA's Mars Reconnaissance Orbiter. Moment judge gets slapped in the face at 2016 IFBB Diamond Cup Mob storm police station and lynch suspected paedophile Motorcyclist gets revenge when handing back driver's dropped wallet Watch the deadly battle between a squirrel and snake Panic as phone is submerged in WATER during condom challenge Woman who ranted in store also yelled at staff in Coffee shop Woman in high spirits'entertains' Southern Rail train passengers Police: Thief stole $1.6m in GOLD FLAKES from New York City truck Traveller carrying wooden bat in tense stand-off with bailiffs Angry Trump supporter goes on wild'racist' rant inside store 100 special police agents protect suspected paedophile from mob Tom Ford tells'The View' why he won't dress Melania Trump Motorcyclist gets revenge when handing back driver's dropped wallet Police: Thief stole $1.6m in GOLD FLAKES from New York City truck Angry Trump supporter goes on wild'racist' rant inside store Tom Ford tells'The View' why he won't dress Melania Trump Tom Ford refused to dress Melania Trump when asked in the... Woman who launched a'racist tirade' against two black... Detective claims California supermom may have been abducted... Doomed Colombia crash plane had been flying for 20 minutes... EXCLUSIVE: He's baaack!