 | Robotic snakes help find people trapped in disaster areas, but a smaller one is helping with less invasive heart surgery. | From:CNN Views:80  9ratings |
| Time:02:54 | More inNews & Politics |
| Robotic snakes help find people trapped in disaster areas, but a smaller one is helping with less invasive heart surgery. | From:CNN Views:80 9ratings |
| Time:02:54 | More inNews & Politics |
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