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A TV screen shows an image of North Korean leader Kim Jong Un at a ceremony on September 6 to celebrate the launch of a newly built "tactical nuclear attack submarine" during a news program at the Yongsanl Railway Station. North Korea has launched a newly built "tactical nuclear attack submarine" capable of carrying out an underwater nuclear attack, with leader Kim Jong Un vowing to "further strengthen the state nuclear deterrence," the North's state media said on September 8. (

Signs Point To North Korea Building A Nuclear-Powered Submarine: South Korean Intel

By Thomas Newdick
Oct 9 12:49 PM EDT
Recreation of early nuclear age plutonium pit

First Plutonium Pit For Nuclear Warhead Produced In The U.S. In 35 Years Is Now “Weapon-Ready”

By Howard Altman
Oct 4 1:13 PM EDT
For the first time in more than four decades, China has fired an intercontinental ballistic missile (ICBM) out in the Western Pacific, ostensibly for training purposes.

First Chinese ICBM Test Into The Pacific In Decades Is A Big Deal (Updated)

By Joseph Trevithick
Sep 25 5:16 PM EDT
Israel raid

Israeli Commando Raid In Syria Sends A Message To Iran That Its Underground Bases Are Not Untouchable

By Howard Altman, Tyler Rogoway, Joseph Trevithick
Sep 12 9:28 PM EDT
India has reportedly introduced to service its second nuclear-powered ballistic missile submarine, or SSBN, INS Arighat, marking a significant development in the country’s burgeoning strategic nuclear capability. The new submarine, armed with indigenously developed ballistic missiles, is understood to incorporate improvements over its predecessor, although India’s SSBN fleet, and its nuclear forces in general, continue to be hugely outstripped by those of China, its main strategic rival.

India’s Improved Nuclear Ballistic Missile Submarine Enters Service

By Thomas Newdick
Aug 29 6:23 PM EDT
Nulcear Warhead inventory released by NNSA

Just How Many Nuclear Weapons Does The U.S. Actually Have?

By Tyler Rogoway
Jul 30 5:41 PM EDT
The ballooning cost of the US Air Force's Sentinel intercontinental ballistic missile program is one of the drivers behind uncertainly over the future of its sixth-generation combat jet effort, which could evolve into a fully uncrewed platform.

Next Generation Air Dominance Fighter Uncertainty Tied To Sentinel ICBM Woes

By Joseph Trevithick
Jul 23 8:32 PM EDT
W76-1 warhead

Current American Nuclear Warhead Inventory Numbers Revealed

By Thomas Newdick
Jul 22 4:40 PM EDT
B-2 sprit taking off.

B-2 Stealth Bomber’s Latest Upgrade Is Here

By Thomas Newdick
Jul 17 5:40 PM EDT
Two legendary U.S. nuclear bombers, their first flights separated by almost half a century, took to the skies over Missouri at the weekend. The formation flights by the U.S. Air Force B-2 Spirit stealth bomber and the B-29 Doc — one of only two examples of the World War II-era bomber that are flying anywhere in the world — were, the service believes, the first time that these two legendary aircraft had flown together in this way.

B-2 Spirit Joined By B-29 Superfortress For Unprecedented Nuclear Bomber Heritage Flight

By Thomas Newdick
Jul 15 5:51 PM EDT
The first weapon-ready plutonium pit for the future W81-! nuclear warhead has been produced.

Problem Plagued Sentinel ICBM Program Will Press Ahead Despite Nearly Doubling In Cost

By Joseph Trevithick
Jul 8 4:24 PM EDT
The Department of Energy has recieved two new AW139 helicopters specially configured for nuclear detection missions.

AW139 Nuclear Detection Helicopters Join Department Of Energy Fleet, Replace Bell 412s

By Joseph Trevithick
Jul 8 12:51 PM EDT
North Korea says it has successfully tested a ballistic missile fitted with a multiple independently targetable reentry vehicle (MIRV) payload — one that contains several warheads, each capable of hitting a different target. Meanwhile, South Korea claims that the test was a failure. Whether successful or not, the emergence of MIRV technologies is another indicator of North Korea’s rapidly developing strategic arsenal, which is growing in size and capabilities despite sanctions.

Conflicting Claims Surround North Korea’s Test Of Multiple Independently Targetable Reentry Vehicle

By Thomas Newdick
Jun 27 2:55 PM EDT
Congress is pressing ahead with legislation that would compel the Air Force to restore nuclear capability to its entire fleet of B-52 bombers after the likely sunset of an armed control deal with Russia.

What It Will Take To Make The Entire B-52 Fleet Nuclear-Capable

By Joseph Trevithick
Jun 25 9:03 PM EDT
Screencap from a Russian MOD video showing a Belarusian Su-25 Frogfoot

Belarus Touts Su-25 Loaded With Simulated Nuclear Bombs But Won’t Show Them

By Thomas Newdick
Jun 13 10:16 PM EDT
Russian nuclear submarine Kazan arrives in Cuba.

Russia’s Kazan Advanced Nuclear Guided-Missile Submarine Has Arrived In Cuba

By Thomas Newdick and Joseph Trevithick
Jun 12 2:18 PM EDT