Photonic-crystal surface-emitting laser (PCSEL) is a promising technology that can completely revolutionize what lasers can achieve. Such a system can produce highly directional, bright beams with ...

Scientists have released a video showing the world's first ever 'visible time crystals' that continue to move and change shape over time.

University of Colorado Boulder physicists have created a “time crystal” visible to the human eye. Nobel laureate Frank ...

Metalworkers and metallurgists have long appreciated the ability to tailor the performance characteristics of steel (an alloy of iron and carbon), including their strength, hardness, ductility and ...