Theoretically, Sunbird's tremendous speeds could cut mission times to Mars in half, from seven to eight months to about four.

A British propulsion company is aiming to harness nuclear fusion and drastically cut travel times to far off places in space.

For the newly discovered pulsar, known as PSR J1719-1438, the astronomers noticed that the arrival times of the pulses were systematically modulated. They concluded that this was due to the ...