Oct 18, 2026
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Engineers in Hong Kong are testing a new 3D-printable material made from sand, gelatine, and yeast designed for potential construction on Mars.

ManyPress

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ManyPress Editorial

2 min readSource:Euronews Next
Hong Kong Researchers Develop 3D-Printable Building Material for Mars

Key facts

  • •The building material is composed of a mixture of sand, gelatine, and genetically engineered yeast.
  • •The yeast is used to produce adhesive proteins that provide structural strength to the blocks.
  • •The research team drew inspiration from the process of freeze-drying fruit.
  • •The blocks are being evaluated in a laboratory setting using simulated Martian conditions.
  • •Key challenges for the project include energy requirements and the transportation of equipment to space.

Researchers in Hong Kong are developing 3D-printable building blocks intended for use in constructing habitats on Mars. The team is creating a concrete-like material by combining sand, gelatine, and genetically engineered yeast that produces adhesive proteins to strengthen the structure.

Material Composition and Testing

The development process is inspired by the structure of freeze-dried fruit. The genetically engineered yeast acts as a binding agent, producing proteins that help the mixture solidify into a durable material. Researchers are currently testing the performance of these blocks under simulated Martian environmental conditions.

Challenges for Martian Construction

While the material development marks a step forward, the team acknowledges significant logistical hurdles. Transporting the necessary manufacturing equipment to the planet and securing a consistent, sufficient energy supply remain major obstacles to implementing the technology on Mars.

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This article was independently rewritten by ManyPress editorial AI from reporting originally published by Euronews Next.

Technology