From a telescope network that spans much of the globe to a psychology study that spans 67 countries, here are the biggest science experiments on the planet.

A French science historian dug deep into the true story of the Stanford prison experiment – revealing ‘guards’ were actually ...

It doesn't have a specified goal, she says. Instead, in her view, it is "not a controlled social science experiment [but one] we're all a part of". No one really knows what the final result could ...

"I feel like we're all living through a vast social experiment [on humanity]." It doesn't have a specified goal, she says. Instead, in her view, it is "not a controlled social science experiment [but ...