Since 1941 the National Speleological Society has been dedicated to protecting, studying, and exploring caves. With 8,000 members we are the largest cave focused membership …

The National Speleological Society (NSS) is an organization formed in 1941 to advance the exploration, conservation, study, and understanding of caves in the United States. Originally …

6 days ago · The National Space Society (NSS) supports the White House’s recent Ensuring American Space Superiority executive order, a sweeping national policy directive that reaffirms …

The 2025 US National Security Strategy On 5 December 2025, the White House released the 2025 United States (US) National Security Strategy (NSS). The NSS lays out the US foreign …

4 days ago · The 2025 U.S. National Security Strategy (NSS) outlines the second Trump Administration’s aim to shift how U.S. foreign policy prioritizes different regions of the world. …

Dec 4, 2025 · The new NSS, produced in record time, provides a statement of official policies integrating and giving official policy status to the dramatic shifts in approach, tone, and …

Dec 15, 2025 · The NSS’s exclusion of “One China” – which appeared in both the 2017 and 2022 NSS documents – is probably the most potent pushback on Beijing. Whereas the U.S.

1 day ago · China’s PLA interpretation of Trump’s 2025 National Security Strategy, highlighting the US shift from confrontation to deterrence, alliance reliance, and implications for Indo …

Founded in 1941, the NSS is the largest membership organization dedicated to caves & caving. Composed of over 8,000 members and 250+ local chapters - known as grottos - we work to …

NSS is a registered 501 (c) (3) nonprofit organization.