
"Now, one physicist has proposed a controversial solution: dark matter is nothing more than an illusion. According to Professor Rajendra Gupta of the University of Ottawa, astronomers haven't been able to find any dark matter particles because they simply do not exist. Instead, Professor Gupta argues that the effects attributed to these 'exotic matters' can be explained by the fundamental forces of the universe changing over time."
"The laws of physics, which scientists use to make predictions about the world, are underpinned by constants, such as the speed of light and the force of gravity. However, according to some physicists, these 'constants' aren't actually all that constant. Instead, these fundamental features evolve and change as the universe ages in a way that might explain why it looks like we have dark matter and dark energy."
One proposed solution claims dark matter and dark energy arise from evolving fundamental forces rather than undiscovered particles. The idea holds that physical constants, such as the speed of light and gravity, can change as the universe expands, producing effects interpreted as unseen mass and accelerated expansion. Historical observations of anomalously fast stellar rotation in galaxy outskirts motivated the dark matter hypothesis, while accelerated cosmic expansion motivated dark energy. The prevailing ΛCDM framework successfully models many observations but depends on large unseen components that have not been directly detected, motivating alternative explanations based on changing constants.
Read at Mail Online
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