Stephen Hawking believes we have 100 years left on Earth – and he's not the only one

Stephen Hawking believes we have 100 years left on Earth – and he's not the only one

Stephen Hawking believes we have 100 years left on Earth – and he's not the only one

Professor Stephen Hawking says he's not the only one who believes humans have to find a new planet to populate within 100 years br ---- br br Like fanpage to get more useful information

User: Mobile World Channel

Views: 1

Uploaded: 2017-05-20

Duration: 03:14