Coming soon: playing god? Season 2

When Kristelle and Evan Shulman lose their young son Noah to a rare mitochondrial disease, they are told they may never be able to have a healthy biologically related child. Then they discover mitochondrial replacement technology, or MRT, a controversial procedure that could prev ...  Show more

Humanity is actively working towards a mission to Mars. When astronauts like Bernard Harris leave Earth, they accept risk as part of the mission. But a journey to Mars would push that risk into entirely new territory—where help is unreachable, uncertainty is unavoidable, and comi ...  Show more