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Optics

Researchers developed a way to weld pieces of brittle ceramics together using a laser that fires a million times per second.

Yuen Yiu, Staff Writer

Regular improvements in so-called optical clocks are setting the stage for a redefinition of the second and powering searches for new laws of physics.

Catherine Meyers, Editor

Researchers have embedded gold particles in soft films that dissipate light energy at the surface of the eye and could have future medical uses.

Bailey Bedford, Contributor

Person standing by a barbed wire fence with their back to the camera is pointing a green laser at an airplane in flight.

New proof of concept could guard against the disorienting effects of laser pointers invading the cockpit.

Chris Gorski, Editor

Scientists use ordinary equipment to reveal a hidden picture based on its shadow.

Marcus Woo, Contributor

New imaging technique could help study the structure of viruses and proteins and the deformation of materials during high speed collisions.

Yuen Yiu, Staff Writer

Cells in the fly specimens' nervous systems can be seen glowing through the insects' transparent bodies.

Catherine Meyers, Editor

New research finds the optical effect previously produced using strictly quantum techniques may have broader applications.

Yuen Yiu, Staff Writer

Physicists are exploring new ways to improve the accuracy of global clock networks essential to applications such as GPS.

Yuen Yiu, Staff Writer

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