News tagged with eye

Related topics:

The light of fireflies for medical diagnostics

In biology and medicine, we often need to detect biological molecules. For example, in cancer diagnostics, doctors need quick and reliable ways of knowing if tumor cells are present in the patient's body. Although such detection ...

dateJul 22, 2015 in Biochemistry
shares30 comments 0

Why can't we see the center of the Milky Way?

For millennia, human beings have stared up at the night sky and stood in awe of the Milky Way. Today, stargazers and amateur astronomers continue in this tradition, knowing that what they are witnessing is in fact a collection ...

dateJul 10, 2015 in Astronomy
shares103 comments 0

Chameleons' eyes are not so independent

Famed for their ability to change colour, chameleons have yet another mind-boggling talent: their eyes appear to swivel completely independently. This means that they can simultaneously track two completely different views ...

dateJul 08, 2015 in Plants & Animals
shares77 comments 0

Revealing faded frescos

Many details of the wall and ceiling frescos in the cloister of Brandenburg Cathedral have faded: Plaster on which horses once "galloped" appears more or less bare. A hyperspectral camera sees images that remain hidden to ...

dateJul 01, 2015 in Engineering
shares15 comments 0