The Coldplay frontman opened up about being "terrified" as a teenager that he might be gay.
The band hopes one day to have concerts that are mainly solar-powered, with no single-use plastic.
One Republic frontman Ryan Tedder revealed the track also features Coldplay's Chris Martin.
The Oscar-winning actress was previously married to Coldplay’s Chris Martin before “consciously uncoupling” in 2014.
Did you ever ponder over net neutrality before this year? Neither did we.
Aspiring 'Global Citizens' chucked used bottles, cups and snack wrappers on the ground.
Several international artistes such as Jay Z, Demi Lavato and The Vamps also performed at the event.