Train came off the tracks in northwest Queensland spilling the highly corrosive substance
IBTimes UK has gathered the best viral videos from 2015.
World leaders are taking the opportunity to reflect and deliver messages of peace and hope.
Australia batsman wins Garfield Sobers Trophy and is named the best Test player of 2015.
Man tried to enter Australia two days after Paris attacks.
Two species of sea snake have been spotted in Western Australia, even though they were thought to be extinct.
Australian bushfires destroyed homes with one resident saying he felt lucky to be alive.
This year has seen the country's TV adverts full of swearing and sexual content.
Over 300 surfers dressed up in Santa Claus costumes to ride the waves.
Blue-banded bee can head-bang at 350 times per second.
In a now-deleted post, the festival said they would be open to transgender women who have undergone surgery.
Drug giant misled consumers by selling same product at different prices for various ailments.
This year's El Nino is the third biggest event since 1950. What can the affected countries expect?
Anthony Tan and his friends have applied for an Unreal Dev Grant potentially worth $50,000.
Detective Inspector Owen Elloy told reporters the man had met a "horrible, violent death".
Police negotiated with the gunman and got him to surrender.
The chimpanzees, including babies Fumo and Sudi, woke to find gift-wrapped food treats.
The first ever clinical drug trial for children with achondroplasia is currently being carried out.
Cook, Stuart Broad and Joe Root in Test team but England under-represented in ODI team.
Saltwater crocodile photographed throwing smaller rival around before eating it.
A mini-tornado has formed at an Australian music festival, delighting the crowd.
Japan's decision ignores the International Court of Justice's order to cease whaling.