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Shear stress
In physics, shear stress is a stress state in which the shape of a material tends to change (usually by "sliding" forces -- torque by transversely-acting forces) without particular volume ... > more -
Tissue engineering
Tissue engineering can perhaps be best defined as the use of a combination of cells, engineering materials, and suitable biochemical factors to improve or replace biological functions. While the ... > more -
Levee failures in Greater New Orleans, 2005
In 2005, as a result of Hurricane Katrina, there were extensive failures of the levees and flood walls protecting New Orleans, Louisiana and surrounding communities. There were also extensive ... > more -
Architecture
Architecture is the art and science of designing buildings and structures. A wider definition would include within its scope the design of the total built environment, from the macrolevel of town ... > more -
Hydrogeology
Hydrogeology is the part of hydrology that deals with the distribution and movement of groundwater in the soil and rocks of the Earth's crust (commonly in ... > more -
Tensile strength
Tensile strength measures the force required to pull something such as rope, wire, or a structural beam to the point where it breaks. The tensile strength of a material is the maximum amount of ... > more -
Constructal theory
The constructal theory of global optimization under local constraints explains in a simple manner the shapes that arise in nature. It is the thought that flow architecture comes from a principle of ... > more -
Earth science
Many scientists are now starting to use an approach known as Earth system science which treats the entire Earth as a system in its own right, which evolves as a result of positive and negative ... > more
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