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Payload | Ignition | Tectonic · Business

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

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Logistics Wins Wars, with David Tuttle (CEO of Rune)

21 Aug 2025
50m
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Funding Deterrence, with Tommy Hendrix (Managing Partner at Decisive Point)

13 Aug 2025
54m
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Float. Foil. Fly., with Billy Thalheimer (CEO of Regent Craft)

07 Aug 2025
51m
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Pulses Towards Power, with Conner Galloway & Alexander Valys (Co-Founders of Xcimer Energy)

31 Jul 2025
52m
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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...

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Stratospheric Platforms, with Mikkel Vestergaard (CEO of SCEYE)

24 Jul 2025
44m
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The Energy Grail, with Julien Barber (Investor at Emerson Collective)

16 Jul 2025
47m
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Built for Complexity, with John Conafay (CEO of Integrate)

15 Jul 2025
49m
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Back from the Dead, with Chris Kemp (CEO of Astra)

09 Jul 2025
59m
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Rapid Maneuverability, with Jeff Thornburg (CEO of Portal Space Systems)

03 Jul 2025
59m
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Strategic Nuclear Energy, with Jordan Bramble (CEO of Antares)

26 Jun 2025
48m
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The Future of Supersonic, with Blake Scholl (CEO of Boom Supersonic)

12 Jun 2025
56m
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Space Superiority, with Even Rogers (CEO of True Anomaly)

04 Jun 2025
1h 0m
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Asymmetric Naval Power, with Paul Lwin (CEO of HavocAI)

28 May 2025
41m
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Redefining Air Mobility, with Marc Allen (CEO of Electra)

21 May 2025
45m
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The Next Supercycle, with Erik Kriessmann (Partner at Altimeter)

14 May 2025
51m
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Engineered for Impact, with Christian Garcia (Partner at Breakthrough Energy Ventures)

07 May 2025
57m
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Breakthrough Orbital Platforms, with Tejpaul Bhatia (CEO of Axiom Space)

30 Apr 2025
1h 9m
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Hypersonic Power Play, with Bryon Hargis (CEO of Castelion)

24 Apr 2025
56m
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Beyond the Brief, with Ed Fyfe (Founder of Ed Fyfe Design)

18 Feb 2025
57m
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Inside SpaceX's Revenue, with Jack Kuhr (Research Director at Payload)

11 Feb 2025
43m
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