Signals Intelligence
SIGINT, communications interception, satellite imagery, GEOINT
13 episodes
#3780: How Open-Source Satellites Spot Missile Launches
Thermal satellite data you can access for free can detect missile plumes. Here's what that tells us about classified military capabilities.
#3623: How to Hide an Airbase in Plain Sight
From secret Israeli desert runways to modern camouflage — how militaries hide airstrips from satellites.
#3348: Inside Iran's Pickaxe Mountain Nuclear Facility
A deeper, more fortified nuclear site than Fordow — and inspectors can't get inside.
#3135: What Submarines Actually Do Underwater
Attack subs hunt ships, tap cables, and launch strikes. The nuclear deterrent is just one mission.
#2678: How IMSI Catchers Actually Track Your Phone
How fake cell towers intercept your phone, from GSM flaws to 5G fixes. Separating spy-thriller hype from real engineering.
#2416: Ghost Murmur: Heartbeat Detection or Disinformation?
Did the CIA locate an airman by his heartbeat from 40 miles away? We examine the physics and the story.
#2382: How Five Eyes Intel Sharing Really Works
Behind the headlines of global cyber takedowns—how Five Eyes allies share signals intelligence in practice, from WWII roots to modern ops.
#2225: The Physics of Eavesdropping: Nation-State Listening in 2026
From laser microphones to keystroke acoustics to the Great Seal Bug, what remote listening actually looks like when physics becomes the bottleneck—...
#2098: The Invisible War for the Radio Spectrum
Modern wars are won by controlling invisible waves, not just physical ground. Discover how electronic and cyber warfare merge to rewrite reality.
#2072: When the Downed Pilot Becomes the Forward Air Controller
A downed WSO in Iran directed Reaper strikes from a mountain crevice while awaiting rescue—here's the tech and tactics that made it possible.
#1966: The BDA Gap: Why Iran's Missile Launchers Survive
A month of bombing, but half of Iran’s launchers remain. Why the US and Israel disagree on battle damage.
#1866: The Tactical Soda Straw: When Leaders Know Too Much
Leaders see live drone feeds while you see yesterday's news. Here's how wartime intelligence actually reaches the top.
#1761: Missiles as Sensors: Iran's Live-Fire Intel Probe
Why is Iran firing the same missiles at empty desert every night? It's not a failure—it's a live-fire diagnostic on Israel's defenses.