Assertion: pulsar | /r/HasProperty | discovered at radio wavelengths
Facets:
value: historically
type: TEMPORAL
Source sentences:
text: Historically, pulsars have been discovered at radio wavelengths where emission is strong, but space telescopes that operate in the gamma ray wavelengths have also discovered pulsars.
text: Historically, pulsars have been discovered at radio wavelengths where emission is strong, but space telescopes that operate in the gamma ray wavelengths have also discovered pulsars.