Due to wartime restrictions and debates over industry standards, television remained mostly experimental during World War II.

A newly discovered radio halo, 10 billion light-years away, reveals that galaxy clusters in the early universe were already steeped in high-energy particles. The finding hints at ancient black hole ...

It was estimated to grow up to 42 feet long at the time and weigh well over a ton; the colossal snake became the largest of its kind ever discovered. Scientists stunned at new discovery ...

Scientists have discovered the farthest-ever 'mini-halo,' a sea of charged particles around a distant galaxy cluster that ...

Scientists say that the construction of a vast new radio telescope array in the Utah desert — known as the Deep Synoptic ...