Physics news

Some black holes erase your past

In the real world, your past uniquely determines your future. If a physicist knows how the universe starts out, she can calculate its future for all time and all space.

date6 hours ago in General Physics
shares933 comments 12

MEMS chips get metatlenses

Lens technologies have advanced across all scales, from digital cameras and high bandwidth in fiber optics to the LIGO lab instruments. Now, a new lens technology that could be produced using standard computer-chip technology ...

date19 hours ago in Optics & Photonics
shares249 comments 0