Most metals—from the steel used to build bridges and skyscrapers to the copper and gold used to form wires in microchips—are made of crystals: orderly arrays of molecules forming a perfectly repeating pattern. In many ...
Condensed Matter
Aug 23, 2012
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(AP) -- Wade McGillis peered up at the structure propped like a high-tech stick figure - minus the head - on an elementary school roof. Then he examined the electronics attached to its spindly metal frame, looking out over ...
Environment
Jul 19, 2009
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Exquisite buildings like the Eiffel Tower were made possible because of advances in structural engineering design methods. Truss structures, like the Eiffel Tower, are highly efficient; they can carry the same loads as solid ...
Engineering
Sep 14, 2012
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Wood is one of the oldest building materials but its use is limited by its properties. With new funding, researchers aim to stretch these properties to an unprecedented degree, creating the means to build a skyscraper out ...
Engineering
Jun 25, 2014
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On hot days it is often very still in cities because the high density of buildings prevents the air from circulating freely. In the newly commissioned wind tunnel operated by Empa and the ETH Zurich wind effects and thermal ...
Engineering
Mar 23, 2011
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A New York City island will host a high-tech science college run by Cornell University, Mayor Michael Bloomberg announced Monday after choosing the winning bid.
Other
Dec 19, 2011
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An earthquake toppled homes and shops on both sides of the Iran-Pakistan border Tuesday, killing dozens of people and causing skyscrapers to sway in Dubai. It also forced Iranian officials—for the second time in less than ...
Earth Sciences
Apr 16, 2013
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In the effort to pile more power atop silicon chips, engineers have developed the equivalent of mini-skyscrapers in three-dimensional integrated circuits and encountered a new challenge: how to manage the heat created within ...
Electronics & Semiconductors
Dec 19, 2012
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A skyscraper-sized version of the classic video game Tetris in Philadelphia created a spectacle that organizers hope inspired onlookers and players to think about the possibilities of technology.
Other
Apr 5, 2014
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(AP)—Earlier this week, a switch was flipped at the Empire State Building, turning on its dancing new LED lights. They burst from the skyscraper, synchronized with R&B star Alicia Keys singing "Empire State of Mind" on ...
Energy & Green Tech
Nov 29, 2012
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