Five Best Ideas of the day: August 7, 2019

Why universities are becoming retail landlords.

Leticia Miranda in BuzzFeed News
Hire fewer geniuses.

Mark Orttung in Quartz
Humans will never colonize Mars.

George Dvorsky in Gizmodo
With water drying up, California farmers are planting solar panels instead of crops.

Sammy Roth in the Los Angeles Times
This drug could be the future of depression treatment.

Vanessa McMains and Waun'Shae Blount at Johns Hopkins Medicine