Optical Society of America

A phone with the ultimate macro feature

If you thought scanning one of those strange, square QR codes with your phone was somewhat advanced, hold on to your seat. Researchers at the University of California, Los Angeles (UCLA) have recently developed a device that ...

dateApr 29, 2015 in Analytical Chemistry
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Ever tried a 'laser delicious' apple?

The ability to detect when to harvest "climacteric" fruits—such as apples, bananas, pears and tomatoes—at the precise moment to ensure "peak edibleness" in terms of both taste and texture may soon be within reach for ...

dateDec 03, 2014 in Optics & Photonics
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Supersonic laser-propelled rockets

Scientists and science fiction writers alike have dreamt of aircrafts that are propelled by beams of light rather than conventional fuels. Now, a new method for improving the thrust generated by such laser-propulsion systems ...

dateOct 29, 2014 in Optics & Photonics
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Giving LEDs a cozy, warm glow

When the 2014 Nobel Prize in physics was awarded this October to three Japanese-born scientists for the invention of blue light emitting diodes (LEDs), the prize committee declared LED lamps would light the 21st century. ...

dateNov 19, 2014 in Optics & Photonics
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