Recently Russia is said to have used hypersonic missiles, called Kinzhal, to destroy a weapons depot in Ukraine. So, what are hypersonic missiles? Take a peek into this nuclear-capable weapons system The term ‘hypersonic’ denotes speed that’s five times faster than sound. The speed of sound is around 760 miles per hour at sea level. This means, hypersonic weapons can travel at speeds of at least 3,800 miles per hour. However, ballistic missiles also travel at hypersonic speeds, especially in the re-entry phase. So, what sets apart new-age hypersonic weapons from the missiles of the past? According to US Congressional Research Service, hypersonic weapons... read more