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From within a glowing web expanding outward from an epic explosion, a dead star is flashing pulses of radio light at Earth. This is the Crab Pulsar, and within its radio pulses is a strange signal ...

A theoretical astrophysicist may have solved a nearly two-decade-old mystery over the origins of an unusual 'zebra' pattern seen in high-frequency radio pulses from the Crab Nebula. A theoretical ...

A pulsar's radiation is getting refracted by plasma in the magnetosphere. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Historical records from ...

Medvedev modeled wave diffraction off a circular reflecting region with radially varying index of refraction outside of it to better understand the Crab Nebula’s zebra pattern. LAWRENCE — A ...