More than 100 MPs had delivered speeches, many emotional, in the lead-up to the final vote with most in support of changes to the Marriage Act.
Not all speeches backed gay marriage, however.
Same-sex marriage will become legal in Australia after a historic bill was passed in the House of Representatives.
The major parties want the legislation passed this week after a majority of Australian's endorsed change in a postal ballot last month. Several amendments being proposed would expand those exemptions, but Dutton and other lawmakers expect all amendments would be rejected.
The search is on for Zippy, town's missing life-size elf
Additionally, the Rescue Squad uses their posts about Zippy to help deliver important safety lessons, like how to perform CPR. Zippy the Elf is a celebrity of sorts in the small town Deerfield, which only has 4200 residents.
The House of Representatives is widely expected to vote to at allow same-sex marriage across the nation.
Government Leader in the House Christopher Pyne apologized to gay marriage supporters in the public gallery who had travelled to Canberra that the issue was not resolved after four hours of debate.
"I'll be supporting the proposed amendments for religious freedoms when they are introduced", he said.
Warren Entsch, a long-term advocate of marriage equality within the conservative government, helped draft the bill and was the first to speak for it in the House on Monday.
Air New Zealand forced to cancel flights after Dreamliner engine issues
" Air New Zealand will be focused on finding replacement aircraft capacity", the airline said. The airline is cancelling and rescheduling some worldwide flights due to the incidents.
"We have made sure that we have removed any element of discrimination in this bill while ensuring that religious freedoms are protected", he added.
Further debate on amendments delayed the vote until almost 6pm tonight.
Australia's Parliament would legalize gay marriage this week despite some lawmakers' concerns about whether Australian cake makers should have to cater for same-sex weddings, a leading opponent of marriage equality said on Wednesday.
"Australians are sick of excuses and they're sick of delays", Entsch said.
MIT researchers made a living ink that responds to its surroundings
The MIT researchers have stated that with further development, it may be possible to have the cells communicate with each other. The receiving bacteria only lit up when they overlapped and receive "input" from the signalling bacteria in the lower layer.