CTV News Special: 20 Questions on Covid-19

Worldwide, alcohol abuse kills more people than HIV, nearly 3.3 million per year. Profiling recovering alcoholics, medical professionals and justice practitioners, this investigation exposes the benefits of a little-known drug Naltrexone.

Within the coming decades we will be able to create computers with greater than human intelligence, bio-engineer our species, and redesign matter through nanotechnology. How will these technologies change what it means to be human?

The death of America's oldest continuously operating hospital, New Orleans' Big Charity.

Upper-class Ohio town faces alarming teen suicides. Families of two victims uncover shocking bullying at high school leading to daily battle for survival. Lawsuit against school district unravels willful denial and destroyed evidence.

An unemployed American worker, a Tea Party activist, and a Chinese solar entrepreneur race to lead the clean energy future. But who wins and who loses the battle for power in the 21st century?

The shocking chronicle of the Russian Adoption Ban and the American father targeted by Vladimir Putin; A story of scandal, murder and innocent orphans held hostage in a political chess game.