This Week in Engineering -Hydrogen fuel cells in iPhones; tallest humanoid robot ever; quantum dots glow on drug delivery; measuring extragalactic light; unscratchable gold; and Nintendo museum guide.

This Week in Engineering - Towing icebergs; tires made from sugar; world’s largest airplane launches space rockets; tax break for space burial; detecting radiation with monkeys; and swimming dolphin-style with jetpack.

This Week in Engineering - Evidence of Martian water discovered; Bill Gates helps with a Chinese nuclear reactor; armband measures attention; slowing salt corrosion with sugar; shredder challenge solved; and crocodiles saved by nuclear plant.

This Week in Engineering - Confirmed exoplanet in the “habitable zone”; laundromats in space; urinal video game; billboards size you up; cyborg insect first responders; and flexible pneumatic robot.

This Week in Engineering - Building a Mongolian ice sheet; teen invents eye tracking device; inflatable anteater robot; longer-lasting, faster-charging batteries; software measures call center rage; and elephant fences made of beehives.

This Week in Engineering - Russian mission to Martian moon fails; fruit labels dissolve into soap; harvesting water from desert air; launching satellites from airplanes; tracking customers with cell phones; and world’s tiniest nanoscale vehicle.

This Week in Engineering - Chinese spacecraft docs in orbit; robot inspired by geckos; whiskey tasting machine; Fake homecoming for a fake Mars mission; fracking caused minor earthquakes; and a robot photographer.

This Week in Engineering - Harvesting dead satellites for parts; flying sphere drone; floating wind turbines; mechanical pixel displays; NASA requests lunar no-fly-zone; and holographic radar for windmills.

This Week in Engineering - Million-dollar aircraft efficiency prize; flight simulation sphere; China restricts rare-earths; robots play ping-pong; make any surface a touch screen; and balloon mission to Titan.

This Week in Engineering – A homemade rocket soars to 121,000ft; amusement park in an abandoned nuclear power plant; titanium deposits on the moon; smart petri dishes; million-dollar prize for cleaning up oil spills; and smart football mouthguards.