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caves

Wireframe view of the Mare Tranquillitatis pit.
Posted inEditors' Highlights

The Shape of Pits on the Moon

by Laurent G. J. Montési 24 August 202222 August 2023

Three-dimensional reconstructions enable virtual exploration of pits on the Moon.

Black-and-white satellite image of a pit crater on the Moon.
Posted inNews

Caves Offer Temperate Hope for Future Moon Exploration

by Stacy Kish 22 August 202224 March 2023

Large caves near the Moon’s equator maintain a temperate, stable daily temperature around 17°C.

Stalactites and stalagmites in a cave
Posted inNews

Sooty Layers in Stalagmites Record Human Activity in Caves

Katherine Kornei, Science Writer by Katherine Kornei 16 February 20215 June 2023

Scientists analyzing cave formations in Turkey find layers of soot and charcoal in stalagmites, revealing that humans—and their fires—occupied caves thousands of years ago.

Researchers stand with a rover robot inside a lava tube cave at Lava Beds National Monument in California
Posted inScience Updates

Planetary Cave Exploration Progresses

by Timothy Titus, C. M. Phillips-Lander, P. J. Boston, J. J. Wynne and L. Kerber 1 December 202031 March 2022

Terrestrial caves offer scientific and engineering insights and serve as testing grounds for future forays by humans and robots into caves on other worlds.

The entrance to the Hranice Abyss in the eastern Czech Republic.
Posted inResearch Spotlights

World’s Deepest Freshwater Cave May Be a Kilometer Deep

by Lauren Lipuma 8 September 202013 October 2022

The Czech Republic’s Hranice Abyss is more than twice as deep as researchers thought.

Aerial photo of the Yongle blue hole in the South China Sea
Posted inResearch Spotlights

El Ciclo del Carbono en el Agujero Azul Más Profundo de la Tierra

Elizabeth Thompson by Elizabeth Thompson 16 June 20202 September 2022

Científicos encuentran nuevos extremos mientras investigan el ciclo del carbono en el agujero azul de Yongle.

Aerial photo of the Yongle blue hole in the South China Sea
Posted inResearch Spotlights

Carbon Cycling in the World’s Deepest Blue Hole

Elizabeth Thompson by Elizabeth Thompson 10 April 202024 August 2023

Scientists find new extremes as they research carbon cycling in the Yongle blue hole.

Scientists in hardhats excavate a cave.
Posted inNews

Past Seasons Hidden Underground

by C. Fogerty 13 March 202015 October 2021

Belgian paleoclimatologists study a fast-growing stalagmite to glean insight into seasonal climate from centuries past.

Cave formations in Furong Cave near Chongqing, China
Posted inResearch Spotlights

How to Read Atmospheric History Written in Flowstones

Elizabeth Thompson by Elizabeth Thompson 10 February 202028 January 2022

Oxygen isotope ratios in cave deposits reflect past climates, but interpreting these data is not straightforward. A new study explores what these ratios really tell us.

Carved Assyrian tablet with winged figures kneeling before a tree and cuneiform script beneath
Posted inNews

Megadrought Helped Topple the Assyrian Empire

Mary Caperton Morton, Science Writer by Mary Caperton Morton 15 January 202028 February 2023

Paleoclimate records shed light on the ancient civilization’s meteoric rise and catastrophic collapse.

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