Lollapalooza's main stage is running on batteries but you'd never know it

As Lollapalooza returns to Chicago’s Grant Park this weekend, organizers are once again turning up the volume on sustainability, using a cutting-edge hybrid battery system to power the festival’s main stage — a move that significantly reduces emissions without compromising performance.

Why friendships can matter as much as diet and exercise | ChicagoNOW

Studies show that friendships can be as essential to our health, well-being and longevity as diet and exercise. But, studies also show that having too many "close" friends can prove to be stressful and hard to balance, so a diverse group of types of friends is actually key. Dr. Reneh Karamians with The Chicago School breaks down why this is.