radio telescopes

[ad_1] For generations, astronomers have spent lonely evenings at remote mountaintop observatories peering at stars and planets as they whirl…

[ad_1] When hydrogen atoms first formed, they absorbed and then emitted ambient 21-centimeter radiation at equal rates, which made the…

[ad_1] So Dwyer and his team turned to the Low Frequency Array (LOFAR), a network of thousands of small radio…

[ad_1] The universe is constantly beaming its history to us. For instance: Information about what happened long, long ago, contained…