Inventor creates a bicycle without springs and without hydraulic oil, using only powerful magnets in the suspension, and demonstrates in tests why the idea works, but still faces engineering risks and limitations.

Written by Fabio Lucas Carvalho

Published on 11/06/2026 at 18:56

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Prototype presented by Colin Furze shows that the repulsion between neodymium magnets can absorb impacts on a bicycle, but also highlights technical obstacles, safety risks, and structural limitations to transform the idea into a practical solution outside the experimental environment.

Bicycle with magnetic suspension created by Colin Furze replaces springs and hydraulic oil with the repulsion between neodymium magnets. The prototype worked in tests but exposed engineering limits and safety risks.

Bicycle uses magnets instead of shock absorbers

Furze adapted an old frame to answer a direct question: could magnetic force fulfill the role of springs and shock absorbers on a bicycle? To do this, he installed pairs of opposing magnets in the suspension.

When like poles face each other, the repulsion creates a floating zone. This force absorbs part of the impacts, allowing the saddle and frame to move over irregularities.

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Neodymium magnets are essential and dangerous

To support the weight of an adult cyclist, the system relies on high-power magnets. Without this force, the magnetic suspension would not have the capacity to react.

The feature that enables the prototype also creates problems. The attraction and repulsion require precise mechanical control to avoid twists, structural failures, and lateral movements that compromise stability.

If two magnets get too close, they can damage each other or attract metallic objects with dangerous force. Therefore, high commercial specifications reinforce the experimental nature of the magnetic bicycle.

Advantages encounter practical limitations

The magnetic suspension offers relevant conceptual advantages. Among them are the absence of direct mechanical friction, less maintenance related to oil, and the possibility of creating non-linear responses by repositioning magnets.

In practice, however, there are significant obstacles. The system is sensitive to lateral forces, difficult to apply in front suspensions with complex geometries, and involves economic and safety costs.

A designed version could reduce friction and extend the lifespan of certain components. Even so, its integration requires advanced structural calculations, materials suitable for magnetic fields, and protection against nearby interferences.

Replacing a shock absorber with magnets changes more than just the source of reactive force. The alteration affects load distribution on the chassis, response to varied impacts, and behavior in maneuvers with twisting and compression.

The prototype shows that physics works on a small scale, but does not eliminate challenges for widespread use. Do you think such a bicycle would have a place in the market or remain restricted to experiments? Share your opinion and say which risks caught your attention the most.

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Inventor creates a bicycle without springs and without hydraulic oil, using only powerful magnets in the suspension, and demonstrates in tests why the idea works, but still faces engineering risks and limitations.

Prototype presented by Colin Furze shows that the repulsion between neodymium magnets can absorb impacts on a bicycle, but also highlights technical obstacles, safety risks, and structural limitations to transform the idea into a practical solution outside the experimental environment.

Bicycle uses magnets instead of shock absorbers

Neodymium magnets are essential and dangerous

Advantages encounter practical limitations

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Inventor creates a bicycle without springs and without hydraulic oil, using only powerful magnets in the suspension, and demonstrates in tests why the idea works, but still faces engineering risks and limitations.

Prototype presented by Colin Furze shows that the repulsion between neodymium magnets can absorb impacts on a bicycle, but also highlights technical obstacles, safety risks, and structural limitations to transform the idea into a practical solution outside the experimental environment.

Bicycle uses magnets instead of shock absorbers

Neodymium magnets are essential and dangerous

Advantages encounter practical limitations

Engineers want to carve through Africa with a giant canal to bring water from the world’s second-largest river to a dying lake on the edge of the Sahara Desert that has already lost 90% of its water.

A giant brown band visible from space, approximately 8,850 kilometers long, connected Africa to America in the Atlantic Ocean, and satellites revealed that it is neither land nor pollution, but the largest accumulation of seaweed in the world, which broke records in 2025.

Workers were opening a modern road in Dover when they found, 6 meters below the asphalt, a 3,500-year-old boat made of stitched oak and plant fibers.

Instead of burning or burying old tires, an American city is transforming about 2,000 of them into the street itself, paving its first sections with a quieter and more durable rubber asphalt.

In just one cast, fishermen are surprised to capture 14,096 mullets in Bombinhas and close a historic season with 58,000 fish; scene recorded in the Santa Catarina paradise marks the last day of the 2026 season.

Consumers eat six times more chicken than in the 1960s, global meat supply quadruples in 60 years, and FAO report reveals the invisible cost on the plate: livestock could drive 80% of the increase in agricultural emissions over the next decade.

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