cavern

But small excavations between 2021 and 2024, brought on by Bolton's chance visit to the cavern, uncovered evidence of both humans and animals over more than 120,000 years.

From BBC ● Jul. 16, 2026

Air Products—a major supplier and distributor of helium, serving customers in electronics, aerospace and medical imaging—said drawing on its storage cavern in Beaumont allowed it to service clients despite curtailments from Qatar.

From The Wall Street Journal ● Jun. 25, 2026

At the end of this cavern is a corridor, which is almost 30 metres long and three metres across, and which leads to a second chamber of the cave.

From Barron's ● May 21, 2026

If we were to squeeze through small cracks in his mind’s cavern walls or crawl down its miniaturized hallways toward Erickson's nerve center, we might find ourselves in a room with a broken printer.

From Salon ● Feb. 15, 2025

It trembled, and then an avalanche of rage made the cavern walls shudder and dust drop from the ceiling.

From Anya and the Nightingale by Sofiya Pasternack

Freshly excavated caverns 100m underground sit next to stores that have been used for sparkling wine, apples and cheese in recent years.

From BBC ● Aug. 18, 2026

Chip makers avoided shortages through diverse supplier networks, long-term contracts, and extensive helium storage caverns.

From The Wall Street Journal ● Jun. 25, 2026

About a quarter of all helium goes to chip companies and, importantly, existing caverns hold more than the industry’s annual consumption, according to Quinn-Barabanov.

From The Wall Street Journal ● Jun. 25, 2026

The reserve’s oil is held in storage in 60 underground salt caverns in four locations in Texas and Louisiana.

From MarketWatch ● May 28, 2026

They were deep down the tunnel worming through the caverns in the opposite direction.

From "The Smartest Kid in the Universe" by Chris Grabenstein