The US and UK will share nuclear-powered submarine technology with Australia as part of the new three-way defensive alliance. The move comes amid tense relations with China.

CCTV footage shows a ski run at Mount Buller during an earthquake that shook southeastern Australia. The US Geological Survey put the magnitude of the quake at 5.8, later revised up to 5.9, and said it struck at a depth of 10 kilometres (six miles).

A set of hulking machines from 'Mad Max: Fury road' await a new owner in a Sydney warehouse as a far-out fleet of 13 from the 2015 film goes up for sale.

The premier of Australia's most populous state New South Wales says "quite confidently" that vaccinated Sydney residents will finally emerge from a lengthy lockdown on October 11.

France says it is sending its ambassador back to Australia to help "redefine the terms'' of the bilateral relationship after Canberra ditched a multibillion-dollar submarine contract.

An electrified highway, with infrastructure similar to that used in a tram, is being billed as one of the solutions to reduce the heavy toll of carbon emissions linked to long-haul transport. Electronic giant Siemens has already built the technology on several stretches of German highways, enabling trucks to charge their batteries while they drive. The Down to Earth team went to see how it works.

Saudi Arabia, the world's top oil exporter, aims to achieve net zero carbon emissions by 2060, says Crown Prince Mohammed bin Salman, days before the COP26 global climate summit. In March, Saudi Arabia unveiled a sweeping campaign to tackle climate change and reduce carbon emissions, including a plan to plant billions of trees in the coming decades.

Australian Prime Minister Scott Morrison announces a much-delayed pledge to meet 2050 net-zero emissions target ahead of a landmark UN climate summit. Widely seen as a climate laggard, Australia is one of the world's largest coal and gas exporters and its conservative government has resisted climate action for most of its eight-year term.

Australia reopened its borders Monday, permitting citizens to return and exit the country. Foreign workers in Australia remain unable to do so though.

European Commission Chief Ursula von der Leyen has said a global methane reduction pledge sponsored by the EU and the US will "immediately slow down climate change." Over 80 countries have signed on to the pledge.

The two countries join the ASEAN nations, China, South Korea, and Japan. The pact will cover 30% of the world's population and 53% of last year's exports.

A British woman has won her case after she paid significantly higher taxes than Australian locals while employed as a waitress on a working holiday visa.