Bernie Sanders has easily won the Nevada Democratic caucus, cementing his status as front-runner for the Democratic nomination in the US presidential election.

With 88% of precincts reporting, Sanders won 47.1% of county delegates, the media’s preferred measure for declaring victory. Joe Biden followed with 20.9%, Pete...

Australia’s catastrophic bushfire season has done immense damage to Australia’s tourist industry. Then, just as heavy rain began to bring the situation under control, came the coronavirus outbreak in China – now the top source of international visitors to Australia. Tourism from China, already greatly reduced, ended with the ban...

Recent reports from scientists pursuing a new kind of nuclear fusion technology are encouraging, but we are still some distance away from the “holy grail of clean energy”.

The technology developed by Heinrich Hora and his colleagues at the University of NSW uses powerful lasers to fuse together hydrogen and boron atoms,...