Concrete made stronger and more durable with resin

Engineering structures made of concrete, steel, or other materials are subject to vibrations and stress. Because of this, small cracks appear, which grow and eventually lead to destruction. This phenomenon is called "fatigue ...

Unique hybrid reefs deployed off Miami Beach

The first piece of a series of concrete structures was lowered into the water off the coast of Miami Beach on Wednesday morning, a massive crane on the deck of a floating barge hoisting the unit into the air and sinking it ...

How to shelter from a nuclear explosion

There is no good place to be when a nuclear bomb goes off. Anything too close is instantly vaporized, and radiation can pose a serious health threat even at a distance. In between, there is another danger: the blast wave ...

A first for a unique instrument

Geophysicists at Ludwig-Maximilians Universitaet (LMU) in Munich have measured Earth's spin and axis orientation with a novel ring laser, and provided the most precise determination of these parameters yet achieved by a ground-based ...

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