The French submarine deal offered Australia a way to diversify its international partners beyond its traditional allies, the US and UK. Now, this relationship is in tatters.
Nuclear submarines are powered by a miniature onboard fission reactor. They can go for decades without refuelling, making them faster, stealthier and much more expensive than conventional submarines.
Indonesian defence planners need to assume the worst-case scenario of future weapon system accidents and account for the whole acquisition lifecycle in weapon system procurements.
Internal waves can create pretty cloud shapes in the sky, as well as making life unpleasant for passengers on aeroplanes. And in the oceans they can be a deadly hazard to submarines.
The difficult defence portfolio has had a swift turnover of ministers in recent decades. But with great challenges come great opportunities for Peter Dutton.
Though often seen as placid, turtles have been depicted as powerful, fighting animals since ancient times. One of the most famous battleships, the Korean Geobukseon, was called the ‘Turtle Ship’.
As part of Australia’s naval upgrade, construction of 12 future submarines will start around 2022-23.
Brendan Esposito/AAP
Gordon Stables, USC Annenberg School for Communication and Journalism
Wilson coined the phrase ‘America First’ and appealed for ‘peace without victory.’ But on April 2, 1917 he asked Congress for a declaration of war. The impact on American foreign policy was profound.
The Weapons Engineer Officer’s Tactical Trigger, which would be used in the event of a missile launch.
Danny Lawson/PA
We could be exploring the oceans of Jupiter’s and Saturn’s icy moons in a couple of decades. Here’s what we need to work out.
South Australia is proving to be a key point of interest for the electoral contest – not least because of the rise of Nick Xenophon’s new party.
AAP/Julian Smith