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Shocking theory: Particles faster than light could rewrite the laws of the universe
The mysteries of time and space have long fascinated scientists, yet the deepest enigmas of modern physics remain unresolved. What if particles didn’t just approach the speed of light, but actually surpassed it? The idea of particles faster than light is not merely a sci-fi vision—according to the latest theories, it could open entirely new dimensions in our understanding of how the universe operates.
The physical laws describing the workings of the universe have shaped our thinking about the nature of space and time for centuries. According to Albert Einstein’s theory of special relativity, space and time together form a four-dimensional fabric, with three dimensions of space and one of time.
Quantum mechanics, however, sets out a very different—and often seemingly contradictory—set of rules for particle behaviour, where causality itself appears to break down. As Popular Mechanics notes, a 2022 study suggests that these strange phenomena can also be interpreted from an entirely new perspective, potentially transforming the way we think about time, space, and particles. Also, if we are at quantum mechanics, did Einstein get it wrong? Two new experiments may finally settle one of physics’ greatest debates.
Why are particles faster than light so special?
The concept of particles faster than light—so-called tachyons—has long intrigued physicists. If they existed, they would completely upend our understanding of the universe. According to Einstein’s theory of special relativity, no object can accelerate beyond the speed of light. Yet the theory does not rule out the reverse: it is conceivable that objects could exist which are inherently faster than light, and which could never slow below it.
Researchers suggest that from the perspective of particles faster than light, the established relationship between space and time could be radically reorganised. In our everyday world, there are three spatial dimensions and one time dimension, but with tachyons, the situation could be inverted: three dimensions of time and only one of space. Within this framework, particles could traverse multiple paths simultaneously, effectively moving toward several parallel futures at once.
