According to our current understanding of physics, it is not possible to travel faster than the speed of light in a vacuum. The theory of relativity, proposed by Albert Einstein, states that the speed of light in a vacuum, denoted as "c," is the ultimate speed limit in the universe. As an object with mass approaches the speed of light, its energy and momentum increase dramatically, making it increasingly difficult to accelerate further.
Based on this principle, it is not feasible to communicate information faster than the speed of light using conventional methods. The reason is that any form of communication requires the transmission of information from one point to another, which would involve the exchange of signals. These signals, whether in the form of electromagnetic waves or other particles, cannot travel faster than light.
There are phenomena such as quantum entanglement that exhibit instantaneous correlations between particles separated by vast distances, often referred to as "spooky action at a distance." However, it is important to note that this does not enable faster-than-light communication. Even though the correlation between entangled particles may be instantaneous, it cannot be used to transmit information faster than the speed of light. The phenomenon remains subject to the limitations imposed by the speed of light.
It's worth mentioning that scientific understanding and theories are subject to change and further exploration. However, faster-than-light travel and communication are not considered achievable within the known laws of physics.