Engineering

Riddle solved: Why was Roman concrete so durable?

The ancient Romans were masters of engineering, constructing vast networks of roads, aqueducts, ports, and massive buildings, whose remains have survived for two millennia. Many of these structures were built with concrete: ...

Engineering

Climate change creates complications for concrete

Pennsylvania drivers know the effects that weather can have on paved roads—potholes, cracks and other pavement woes are a common occurrence. Climate change is accelerating the process, with devastating consequences for ...

Electronics & Semiconductors

Exploring Europa possible with silicon-germanium transistor technology

Europa is more than just one of Jupiter's many moons—it's also one of most promising places in the solar system to look for extraterrestrial life. Under 10 kilometers of ice is a liquid water ocean that could sustain life. ...

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List of weather records

This is a list of weather records, a list of the most extreme occurrences of weather phenomena for various categories. Each of these is understood to be the record for recent history, as these records may have been exceeded before modern weather instrumentation was invented.

This text uses material from Wikipedia, licensed under CC BY-SA