The first telescopes refracted light, and today reflectors dominate, but there is a third way to make light focus, and it ...

Quantitative phase imaging (QPI) is a microscopy technique widely used to investigate cells and tissues. Even though first biomedical applications based on QPI have been developed, both acquisition ...

On balconies and in backyards, Wi-Fi–enabled telescopes are connecting astronomy enthusiasts across six continents.

In the quest for ultra-secure, long-range quantum communication, two major challenges stand in the way: the unpredictable ...

For centuries, telescopes have relied on curved lenses and mirrors to observe the Universe. A team of researchers has ...

Explore the wonders of the night sky with our guide to the best celestial sights you can observe with binoculars between ...

Black hole singularities should not exist, according to theories of quantum mechanics. New tweaks to Einstein's equations of ...

Results from a phase 1/2 clinical trial of a novel stem cell treatment for cornea injuries found 14 patients treated and tracked for 18 months had a more than 90% success rate at restoring the ...