Activists challenged the deeply entrenched power structures that favored the elite.

The engineer inspected the primary structures for signs of fatigue after the storm.

Researchers compared the tertiary structures of several enzymes to understand their functional differences.

The research team compared the predicted secondary structures across several protein families.

The community installed new play structures designed for children with varying mobility needs.

Biologists often study vestigial structures to understand how species have evolved over time.

Scientists are studying the stability of newly discovered mega-structures orbiting the distant star.

Engineers proposed that the distant anomaly might be an artificial mega structure built by an advanced civilization.

Archaeologists discovered a buried mega-structure beneath the desert sands, sparking debates about its origin.

Engineers proposed several mega structures to shield the coastal cities from rising sea levels.