The former winner of the World's Strongest Man competition said"there's nothing better than proving people wrong"after achieving the feat.
Brendan Cullen,who lives in outback NSW,is training to swim the English Channel next year in any place he can.
Despite impromptu naps and screaming matches,three Sydney motor-cyclists set a world motorcycle endurance record at Sydney's Oran Park.
Using pacemakers and controlled conditions,Kenyan Eliud Kipchoge will attempt to run a marathon significantly faster than any other human in history on Saturday.
The runner fractionally beat the 4:12.56 set in 1996 to record 4:12.33 at the Herculis Diamond League meeting in Monaco.
British nurse who ran the London Marathon in her uniform says she has been denied a Guinness World Records listing because she was wearing medical scrubs.
After 32 hours,teenager Charlie O'Brien has broken the world record for longest marathon on a swing.