T he Crab Pulsar, a remnant of a supernova whose explosion was visible from Earth in 1054, emits a mysterious radio signal known as the "zebra" pattern. This signal has long intrigued scientists ...

Staelin and Reifenstein recently reported 1 the discovery of two pulsed radio sources near the Crab nebula, which is the remnant of the supernova observed by the Chinese in AD 1054. Pulses from ...

The Crab Pulsar, a remnant of a supernova whose burst was visible from Earth in 1054, emits a mysterious radio signal known as the "zebra" pattern. This signal has long intrigued scientists ...