As Japan's biggest defence exhibition kicked off this week, visitors got a close-up look at a model of its futuristic "railgun" that its makers hope will be able to shoot down hypersonic missiles.

Key Points - While the US Navy abandoned its railgun program in 2021 after decades of research and over $500 million invested, primarily due to severe barrel degradation issues, Japan is successfully ...

Instead of gunpowder, railgun technology uses electromagnetic energy to fire a projectile along a set of rails at ultra-high velocity. Instead of using gunpowder to shoot an artillery shell, railgun ...

As Japan's biggest defence exhibition kicked off this week, visitors got a close-up look at a model of its futuristic "railgun" that its makers hope will be able to shoot down hypersonic missiles.

Bulletin: ...HEAT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT MONDAY... ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TO 8 PM EDT MONDAY... ...HEAT ADVISORY IN EFFECT FROM ...