Energy

Boiling Liquid CO2 as a Turbine Working Fluid: Can It Replace Steam?

CO2's 31°C critical point makes condensing CO2 turbines feasible only with cold sinks. Why sCO2 Brayton (10 MWe STEP Demo) leads the field.

Rare Earth

Mountain Pass Rare Earth Mine: Can MP Materials Rebuild America’s Mine-to-Magnet Supply Chain?

Mountain Pass and MP Materials are rebuilding a U.S. rare-earth-to-magnet chain, but China, costs, and heavy rare earths remain the test.

Semiconductors

What Comes After 0.33-NA EUV? High-NA, Multipatterning, and Nanoimprint in the Sub-8nm Patterning Roadmap

0.33-NA EUV stops near 13nm half-pitch. High-NA, multipatterning, or nanoimprint? Inside the sub-8nm patterning cost decision.

Biotech

Why Are There No Approved iPSC Therapies in 2026? Manufacturing and Reimbursement Explained

Twenty years after iPSCs were invented, no therapy is approved in the US or EU. The fight now is manufacturing cost and reimbursement, not science.

Aerospace

Can an eVTOL Hover on Just Two Propellers? Bivect Air's Gyroscopic Active-Tilting Portfolio, Assessed

Seven eVTOL concepts, one inventor, just two propellers each. Bivect Air bets gyroscopic control beats a dozen rotors. Does the physics hold?

Space

Microgravity Drug Crystallization: How Merck's ISS Research Informed Keytruda's Subcutaneous Reformulation

Merck grew Keytruda crystals on the ISS for a decade. Uniform 39μm microgravity particles helped inform a 2025 FDA-approved injectable Keytruda.

Aerospace

EHang's EH216-S and VT35: Inside the World's Only Certified Pilotless Passenger eVTOL Program

EHang holds the world's only certified pilotless passenger eVTOL. We assess the EH216-S, the VT35, and whether autonomy can scale beyond China.

Lunar

Molten Regolith Electrolysis: The Cathode Metals the Moon Makes, and in What Order

With lunar cargo near $100,000/kg, every gram of regolith-made iron or silicon counts. Here's what the cathode produces, and in what order.

Finance

SpaceX IPO: What $1.77 Trillion Actually Buys (SPCX)

Our sum-of-the-parts finds $700B–$1.1T of reasonable value in SPCX. The remaining trillion rests on Starship, orbital compute, and Grok.

Photonics

The Silicon Photonics Supply Chain: SOITEC, Fabrinet, and the Photoresist Bottlenecks Behind Optical Interconnect

One French firm makes 90%+ of photonics-grade SOI; Japan makes 91% of photoresist. Mapping the bottlenecks behind optical computing.

Batteries

What Is the Voltaic Pile? How the First Chemical Battery Worked

Learn how Alessandro Volta’s voltaic pile worked, how it was built, and why it became the first practical chemical battery.

Deepsea

Underwater Acoustic Target Recognition: 2026 Strategy Report

Intelligence report on lightweight hybrid attention networks for underwater acoustic target recognition: ShipsEar, DeepShip, AUKUS, Replicator.