The last bolt was secured on the Five-hundred-meter Aperture Spherical Telescope, or FAST, in July, officially making it the largest single-dish radio telescope in the world. Nestled in a natural ...

Set to be the world's largest radio observatory, it will span two sites in different countries. The Square Kilometre Array Observatory's telescopes will scan the sky across various radio frequencies.

The SKA-Low radio telescope in Western Australia is slowly coming online. It will probe the shape of the universe and study cosmic mysteries.

With a dish the size of 30 football fields, it will be the largest radio telescope in the world when it is completed in 2016. Its unique design will allow scientists to gather radio signals from ...