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Sunbird: Nuclear fusion rocket by UK firm could cut Mars travel time by 50%
UK startup Pulsar Fusion just revealed a nuclear fusion-powered rocket that could halve travel time across the solar system.
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North Korea tests another rocket engine, likely putting it closer to a nuke that can hit the US
North Korea has carried out another test of a rocket engine that U.S. officials ... mounting U.S. concerns about additional missile and nuclear tests, potentially in the near future.