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Scientists Use Mollusk Shell Secrets to Create Super-Strength Concrete

Yes, mollusks. Mollusks have a special composite material lining their inner shell, known as “nacre.” Nacre, also known as ...

RDU airport keeps its main runway alive, one slab of concrete at a time

How Raleigh-Durham International Airport replaces crumbling concrete at night in time for big planes to use it the next day.