Make a Comment • Email Link • Send Letter to Editor IPFS News Link • Military Ripsaw Tank Delivers Death at 60MPH 05-24-2009 • Popular Science See the Ripsaw in action: An unmanned beast that cruises over any terrain at speeds that leave an M1A Abrams in the dust Watch Streaming Broadcast Live: LRN.fm DLive Live Chat Telegram Share this page with your friends on your favorite social network: