Hacker Newsnew | past | comments | ask | show | jobs | submitlogin

Apparently dogs have a far higher flicker fusion threshold. So a light that might seem OK to you is like a disco stobe for your pooch.

Also, if you take a photovoltaic cel and hook it up to an audio jack, you can turn the unseen flicker in light into sound.



Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: