Astronomers are surveying nearby star systems to map their habitable zones and search for signs of life.

Coastal transition zones host a mix of marine and terrestrial species that create rich biodiversity.

The couple discussed boundaries around their orogenous zones before becoming intimate.

Coaches study strike zones meticulously to teach pitchers consistency.

Seismologists studied the Benioff zones to trace patterns of deep-focus earthquakes beneath the island arc.

The engineer inspected the aeration zones to ensure proper oxygen transfer throughout the treatment plant.

Delivery trucks must use the loading zones between 7 a.m. and 5 p.m.

Rescue teams avoided the death zones on the mountain until the weather cleared.

The infantry avoided the open fields because reconnaissance reported multiple kill zones ahead.

The disaster response plan designates specific zones of action for search-and-rescue teams to avoid overlapping efforts.