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Researchers at South Korea's KAIST university have developed a flexible thermoelectric generator that can convert body heat to power.
A newly created running robot based on the Velociraptor is faster than Usain Bolt, and closing in on the first robot that broke Bolt's record.
Korean researchers are developing seafaring robots that can shred jellyfish, which have interfered with nuclear power plants around the world.
South Korea has launched the world's first road-powered electric vehicle network to charge public buses while they're on the move.
Small and light all-electric car can fold down to almost half its length for easier parking. Speed demons might want to look elsewhere, however.
Vehicles with sensor-driven magnetic devices on their underside suck up energy as they travel over the strips embedded just under the road surface.