Studying, exploring, and protecting caves

Since 1941 the NSS has been at the forefront of cave science, conservation, and exploration. Join our 8,500+ member community and come caving.

ABOUT THE NSS
Lechuguilla Expedition Frost - Stephen Eginoire
📷 Stephen Eginoire
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Join us for the 2026 NSS Convention!

In 2026 our week-long annual event, known as Convention, is in Corydon, IN. Come join us July 6th-10th! Learn more and register below.

2026 Convention

Latest news

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2026 NSS Director Candidates’ Statements

Charlie Roberson & Andy Pitkin diving

Help Protect Mill Creek Sink Nature Preserve!

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2025 Earth Science Week | NSS-AGI Partnership

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Inside the 2025 NSS Convention: Highlights from Cobleskill

Big Bend National Park, Chihuahuan Desert

Open Letter to Kristi Noem Regarding the Waiving of the 1988 Federal Cave Resources Protection Act

Cephalopod Maltshop in Great Expectations Cave. 📷 Hazel Barton

Proposed Senate Bill Threatens Thousands of Significant Caves

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Welcome to Cave Week 2025!

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A Historic First: The NSS Announces Its Inaugural Executive Director

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Meet the Cave Shrimp: 2025 USA Cave Animal of the Year

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Optimizing The Frog System For Rescue: Rescuers’ Perspectives

Huatla 📷 Steve Eginoire

Come Caving With Us!

Our 250 local chapters - known as Grottos - provide the perfect opportunity to start caving. Find your Grotto and start caving.

Upcoming events

Apr
10

VTC Level 1 Course | 2026-04-10 | Williamsville, Virginia

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Apr
13

NSS Board of Governors’ Meeting

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Apr
23

VTC Level 1 Course | 2026-04-24 | Riverton, West Virginia

Riverton, WV/
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May
7

SERA Cave Carnival 2026

Scottsboro, AL/
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Jun
19

VTC Level 1 Course | 2026-06-19 | Olive Hill, Kentucky

Olive Hill, KY/
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Jul
6

2026 NSS Convention

Corydon, IN/
VIEW DETAILS
View All Events