What If: Scenarios that would change life on Earth and humanity

A perfect balance of events occurred for this planet to support life. That delicate state continues to this day where small changes can have huge impacts on the world. So what would it look like if things drastically changed? What if the Earth spun sideways instead? Or what would happen if all the ice melted overnight? We explore what would happen to Earth in these extreme scenarios. This is... What If.What If The Earth Spun Sideways On Its Axis (00:28)What If Insects Disappeared (05:15)What ...