To unscramble the light from cells buried within organisms, the researchers turned to adaptive optics — the same technology used by astronomers to provide clear views of distant celestial objects through Earth's turbulent atmosphere. (sciencedaily.com)
On an extremely clear, dark night, this galaxy is just visible with the unaided eye, and is considered to be the most distant celestial object visible without any optical help. (sciencedaily.com)
The sheer size of the GBT's collecting area allows it to detect faint radio waves from distant celestial objects. (scientificamerican.com)