Letter From The Editor
Powerful Ambitions
The Energy Fix
The Future of Energy: Solar
By Erik Sofge
The Future of Energy: Waste
By David Ferris
The Future of Energy: Global Landscapes
By Katie Peek
The Future of Energy: Water
By Erik Sofge
The Future of Energy: Wind
By Erik Sofge
The Future of Energy: Oil and Gas
By Curtis Brainard
The Future of Energy: The Energy Gap
By Susan E. Matthews
Features
City of Light
** Why would a petro-state erect a solar-powered eco-metropolis in the middle of the arabian desert?** By Dan Baum
- Plus: New-topias
- And: The Beam Down Optical Experiment
Sniff Test
** Dogs are the best bomb detectors we have. Can scientists do better?** By Josh Dean
- Plus: The Mechanical Bomb Sniffer
- And: Five Feats of Smell
What’s New
* **[Smart Support](https://www.popsci.com/gadgets/article/2013-05/smart-support/)**
* [The Goods](https://www.popsci.com/gadgets/gallery/2013-05/gallery-june-2013s-hottest-gadgets/)
* [The Cat's Back](https://www.popsci.com/cars/article/2013-05/cats-back/)
* **[Small Wonder](https://www.popsci.com/gadgets/article/2013-05/small-wonder/)**
* [Making a Racquet](https://www.popsci.com/technology/article/2013-05/making-racquet/)
* [Game The System](https://www.popsci.com/gadgets/article/2013-05/game-system/)
* **[Generation Robot](https://www.popsci.com/technology/article/2013-05/generation-robot/)**
Headlines
* **[Cold, Hard Facts](https://www.popsci.com/science/article/2013-05/cold-hard-facts/)**
* **[Aqua Turbine](https://www.popsci.com/science/article/2013-05/aqua-turbine/)**
* **[Light Duty](https://www.popsci.com/technology/article/2013-05/light-duty/)**
* **[Building Blocks](https://www.popsci.com/technology/article/2013-05/building-blocks/)**
* **[A Bridge for a Bridge](https://www.popsci.com/technology/article/2013-05/bridge-bridge/)**
* **[Not Just the Facts](https://www.popsci.com/science/article/2013-05/not-just-facts/)**
How 2.0
* **[Human Catapult](https://www.popsci.com/diy/article/2013-05/you-built-what-human-catapult/)**
* **[Hacked Classics](https://www.popsci.com/gadgets/article/2013-05/hacked-classics/)**
* **[Inventive Ink](https://www.popsci.com/diy/article/2013-05/inventive-ink/)**
* **[Barf Bag Phone Mount](https://www.popsci.com/diy/article/2013-05/barf-bag-phone-mount/)**
FYI
* [FYI: Do Parasites Get Parasites?](https://www.popsci.com/science/article/2013-05/fyi-do-parasites-get-parasites/)
* [FYI: Do Wind Farms Make it Less Windy?](https://www.popsci.com/science/article/2013-05/fyi-do-wind-farms-make-it-less-windy/)
Megapixels
* [Gut Check](https://www.popsci.com/science/article/2013-05/gut-check/)