With little chance of winning, Russia's hobbled opposition using election to highlight abuses

A fractured opposition and government tactics to disqualify, silence opponents give ruling party upper hand

Testing Trans Gender Athletes

A Canadian born researcher is leading the largest ever study on trans gender athletes, amid a growing and contentious debate around biological differences and fair play.

'It might be us now, but it could be you tomorrow': Survivors reckon with deadly mosque shootings

Survivors of a shooting at a mosque in Christchurch, NZ, recount the horrific scene, while the entire city comes together to grieve

More than 2 weeks on, sweeping sense of relief near Thai cave site

It was seen as a miracle when the Thai soccer team was found alive in the flooded cave, and rescuers from around the world pulled together for the risky and unprecedented rescue.

Sinking into the sea

In Canada's warming Arctic, Pelly Island is disappearing faster than scientists can measure.