

Valley of Depth
Valley of Depth is a podcast about the technologies that matter — and the people building them. Brought to you by Arkaea Media, the team behind Payload (space), Ignition (nuclear energy), and Tectonic (defense tech), this show goes beyond headlines and hype. We talk to founders, investors, government officials, and military leaders shaping the future of national security and deep tech. From breakthrough science to strategic policy, we dive into the high-stakes decisions behind the world’s hardest technologies.
Episodes


Funding Deterrence, with Tommy Hendrix (Managing Partner at Decisive Point)

Float. Foil. Fly., with Billy Thalheimer (CEO of Regent Craft)

Pulses Towards Power, with Conner Galloway & Alexander Valys (Co-Founders of Xcimer Energy)
Fusion energy is transitioning from a theoretical concept to a commercial reality, driven by recent ignition milestones at the National Ignition Facility and increased investment in deep tech. Xcimer Energy is accelerating this shift by repurposing ultraviolet gas lasers—originally designed for Cold War-era missile def...

Stratospheric Platforms, with Mikkel Vestergaard (CEO of SCEYE)

The Energy Grail, with Julien Barber (Investor at Emerson Collective)

Built for Complexity, with John Conafay (CEO of Integrate)

Back from the Dead, with Chris Kemp (CEO of Astra)

Rapid Maneuverability, with Jeff Thornburg (CEO of Portal Space Systems)

Strategic Nuclear Energy, with Jordan Bramble (CEO of Antares)

The Future of Supersonic, with Blake Scholl (CEO of Boom Supersonic)

Space Superiority, with Even Rogers (CEO of True Anomaly)

Asymmetric Naval Power, with Paul Lwin (CEO of HavocAI)

Redefining Air Mobility, with Marc Allen (CEO of Electra)

The Next Supercycle, with Erik Kriessmann (Partner at Altimeter)

Engineered for Impact, with Christian Garcia (Partner at Breakthrough Energy Ventures)

Breakthrough Orbital Platforms, with Tejpaul Bhatia (CEO of Axiom Space)

Hypersonic Power Play, with Bryon Hargis (CEO of Castelion)

Beyond the Brief, with Ed Fyfe (Founder of Ed Fyfe Design)

Inside SpaceX's Revenue, with Jack Kuhr (Research Director at Payload)
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