Monday, 31 August 2020

Rival powers jockey for the lead in hypersonic aircraft

The US, China and Russia are pouring money into aircraft that can fly at five times the speed of sound.

from BBC News - World https://ift.tt/3lzayFi
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Deadly fire at Canada military base moved a kilometre 'in 30 to 60 seconds'

The blaze that killed four men and injured dozens of others spread with alarming speed, accounts suggest. from BBC News https://ift.tt/8s...