This Week in Engineering - A boat made of trash; shadow Internet in a suitcase; artificial heart without a beat; edible RFID chips; tiny particle accelerators for safer nuclear power; and handheld conveyor picks up .
This Week in Engineering - A boat made of trash; shadow Internet in a suitcase; artificial heart without a beat; edible RFID chips; tiny particle accelerators for safer nuclear power; and handheld conveyor picks up .