Featured in nuclear weapons
A humble seismograph beneath the Great Smoky Mountains could be one of the best in the world
Inside Tennessee's most visited caverns, a tiny wired box has its finger on the planet's pulse.
What new insights about our first nuclear test reveal about the future of war
46 new papers continue to unfold the story (and power) of the Gadget
A brief but terrifying history of tactical nuclear weapons
What to know about smaller nuclear weapons, and how they fit into what's known as an "escalation ladder."
Everything to know about North Korea’s latest missile test
The Hwasong-17 ICBM reached an altitude of over 3,900 miles, according to North Korea.
The US flew its most iconic Cold War bomber over Europe
The B-52 sorties traveled from the United Kingdom to Romania and back. Here's why.
A closer look at Russia’s nuclear arsenal—and the rest of the world’s
There are an estimated 12,700 nuclear warheads on Earth. Here's which countries have them, and what it means for Russia to have put their nuclear forces on high alert.
Russian forces just captured Chernobyl. What are the radioactive risks?
The facility suffered a catastrophic meltdown in 1986, but actual nuclear weapons represent a more concerning atomic threat.
Why Los Alamos lab is working on the tricky task of creating new plutonium cores
Plutonium cores, or pits, are the triggers for thermonuclear weapons.
What we know about China’s new hypersonic weapon test
Let's talk about space, orbit, and weapon trajectories.
How North Korea’s cruise missiles could surprise its enemies
The DPRK recently tested cruise missiles, which can sneak up all too easily on a target by hugging the terrain below.