Before the experiment in the hanger could begin, researchers calculated the pressures the house would experience in a small-scale study conducted at the University's Boundary Layer Wind Tunnel Laboratory -- which has over 40 years of expertise testing high-rise buildings and bridges.

CNN: Engineering a hurricane-proof roof

Over that, they attach a half-inch layer of foam to give the structure some yield for little climbers.

WSJ: If Kids Can Play, Will Mom Shop?

Just hours after Instagram, a mobile app that lets users layer pre-programmed filters over their photos to achieve maximum hipness, launched on Google's Android operating system Tuesday, the snark began.

CNN: iPhone snobbery greets Instagram's Android app

The big danger is that we simply layer technology over the traditional system, which would then co-opt it.

FORBES: Digital Learning Now Launches with Recommendations for Educational Transformation

The cold waters mean a large temperature contrast between the land and ocean -- conditions that favor the formation of a strong inversion layer that traps smog over cities, such as the Los Angeles, Calif.

CNN: Western U.S. to get smoggy summer, fall

In a talk that was at times nostalgic, Crowley showed how Foursquare had evolved over the last 4 years from an app that looked to gamify check-in into a location layer that could allow the company to build predictive searches.

FORBES: Foursquare Shifts To Search

The Event phase, in which you and your opponent bid over who gets each event, adds a layer of chaos that can possibly ruin all your well-planned strategies if you're not prepared.

CNN: Review: Star Trek: ConQuest Online

This autonomous, solar-powered robot carries a ground-penetrating radar to study how snow accumulates, adding layer upon layer to the ice sheet over time.

ENGADGET: NASA's GROVER eco-rover to examine Greenland's ice sheet (video)

They face the drastic prospect of having to discard plans set out in the constitution for a new, more formal European layer of government, including an embryonic EU diplomatic service and more EU-level powers over key areas like immigration.

BBC: Mundo | Aprenda ingl��s | Voto holand��s sobre la UE