Finally, I found a robot vacuum that leaves my two-year-old model in the dust

For about two years, the S1 was my favorite robot vacuum and mop combination. But as good as it was, it had issues -- some ...

Diffractive networks enable optical information transfer through random and unknown diffusers

The transmission of optical information through random scattering media is a major challenge in optics, biomedical imaging, telecommunications and remote sensing. When light passes through a turbid or ...