Imagine being able to flip a material from transparent to opaque, or reshape its properties in less than a billionth of a ...

An art installation featuring 30 laser beams in primary colors will shine from the top of the Space Needle Friday night.

Scientists have developed a method to track how lasers instantly change a material's transparency and conductivity on attosecond timescales, revealing ultrafast dynamics.

Physicists at the SLAC National Accelerator Laboratory just created a petawatt laser beam with the highest peak power and current ever. This beam was formed from a bunch of electrons that were ...