Recovery and clean-up of all displays along the route can begin at 9:30pm. Setting up the 5K Glow Run takes time, teamwork, ...

Light meant daytime and activity, darkness signaled night and rest. This predictable pattern helped regulate our circadian rhythm—the internal clock that orchestrates countless biological ...

Paris, France's capital, displays why it is known as the "City of Lights" in this photo taken from on board the International ...