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Click Space 91热爆s and Asteroid Mining Clips

  1. Could self-driving bikes change how we use cities?

    Duration: 04:07

  2. How graphene and algae could build space habitats

    Duration: 04:13

  3. Device aims to detect risky routes for cyclists

    Duration: 02:53

  4. Twitter, Nintendo and iPods - a tech news round-up

    Duration: 01:18