BELGRADE, Serbia (AP) — Serbia’s government minister for infrastructure and construction says he’s stepping down, days after a concrete canopy collapsed at a railway station, killing 14 ...

BELGRADE, Serbia (AP) — Serbia’s government minister for infrastructure and construction says he’s stepping down, days after a concrete canopy collapsed at a railway station, killing 14 people and ...

Concrete, the second-most-used material on Earth, generates about four times more CO2 emissions than planes. MIDDLESBROUGH, England — Behold one of the world’s greatest slag heaps: A towering ...

But have you ever stopped to ask - why do people carve pumpkins for Halloween? And why are carved pumpkins even called Jack-O'-Lanterns in the United States? Well, wonder no more, as we have all ...

And those still functional marvels rely on a unique construction material: pozzolanic concrete, a spectacularly durable concrete that gave Roman structures their incredible strength. Even today, one ...

Carved pumpkins are Halloween standards, but how did the jack-o'-lantern tradition get started? Learn about the history of Halloween and pumpkin carving. For many of us, carving pumpkins is a must ...