Full 3-D invisibility cloak in visible light

Watching things disappear "is an amazing experience," admits Joachim Fischer of the Karlsruhe Institute of Technology in Germany. But making items vanish is not the reason he creates invisibility cloaks. Rather, the magic-like ...

How offshore wind turbines could be more efficient

A Cambridge University study suggests that offshore wind farms could be 100 per cent more efficient in terms of energy payback if manufacturers embraced new methods for making the structures that support the turbines.

The inflatable concrete dome

A completely new way of building concrete structures has been developed: Scientists at the Vienna University of Technology bend concrete with an air cushion, making complicated timber structures obsolete. The new method has ...

A cut above the Eiffel Tower

Vladimir G. Shukhov, one of the most ingenious engineers of the 19th and early 20th centuries, developed revolutionary construction techniques. The Russian engineer built lattice towers up to 150 meters high using rows of ...

Anthropologists' research unveils early stone plaza in the Andes

Two University of Wyoming anthropology professors have discovered one of the earliest circular plazas in Andean South America, showcasing monumental megalithic architecture, which refers to construction that uses large stones ...

Powerful Quake to Test New Bridge Construction Method

(PhysOrg.com) -- A magnitude 7.0 earthquake will strike at the University at Buffalo on May 18 as researchers conduct tests on a 70-ton, 60-foot-long concrete bridge in the university's massive Structural Engineering and ...

How to inflate a hardened, 80-ton concrete shell

At TU Wien, an alternative for resource intensive formwork for the construction of concrete domes was developed. It is now used in a test dome for the Austrian Federal Railways Infrastructure.

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