'Ghost streams' sound supernatural, but their impact on your health is very real


Developers buried our streams. It's about time we exhume them.

Most streets are either too bright or too dark. If we have the technology, why are we still over-lighting our streets?
via Popular Science "http://bit.ly/2Tx8mjb"

Comments

Popular posts from this blog

The best air conditioner

Here’s what it would take to make Overwatch’s ‘Blizzard World’ IRL