Sunny Disposition: Computer-Aided Skyscraper Casts No Shadow | Urbanist - http://weburbanist.com/2015...
"With downtown densification usually comes a lack of light in surrounding spaces, leading one architecture firm to develop the world’s first algorithm-driven strategy to allow a tower to fully shed its shadow." - Amit Patel
How....? - Stephen Mack
There's an animation on the page that shows the light reflecting from one tower to the other. They made the reflection angles just right so that light would reflect to the right place at every time of day. Boggling. - Amit Patel