A team of researchers has demonstrated a first-of-its-kind model, showing that warp drives may not be limited to science fiction.
Conceptualization of Warp Drives
Fans of science fiction movies, especially Star Trek, are already familiar with warp drives. These are hypothetical engines that can control the fabric of spacetime, compressing it in front of the spaceship and compressing it behind. Such a process creates a warp bubble, enabling a spacecraft to travel at incredible speeds. It is even theorized that the engine can drive many times faster than the speed of light.
In 1994, Mexican physicist Miguel Alcubierre published "The warp drive: hyper-fast travel within general relativity," describing how a real-life warp drive can work. However, this exciting development came with a significant challenge. The proposed "Alcubierre drive" needs negative energy, which may or may not exist. It may also require harnessing dark energy, the mysterious force that seems to cause the universe's accelerated expansion.
Warp drives can potentially provide new means of transportation by utilizing Einstein's general theory of relativity. If successfully created, this machine can manipulate space and violate the laws of motion.
The technology can enable accelerated space travel by generating warp fields to create a subspace bubble that envelops the starship. By distorting the local spacetime continuum, the engine can move at velocities that could greatly exceed the speed of light.
READ ALSO: Warp Drives Possible for Space Travel Beyond Light Speed
New Spacecraft Propulsion System
In a new study, scientists suggest that a warp drive may not need exotic negative energy after all. Led by Jared Fuchs from the University of Alabama, Huntsville, a team of experts demonstrated the first-ever model that shows warp drives may not be relegated to sci-fi. They present a solution for a constant-velocity subluminal warp drive that can satisfy all of the energy conditions.
The model uses a sophisticated combination of traditional and new gravitational techniques to make a warp bubble that can deliver objects at tremendous speeds without the limitations of known physics. It involves uniting a stable matter shell with a shift vector distribution closely matching well-known warp drive solutions like the Alcubierre metric.
In the published paper, the researchers noted that the proposed engine may not achieve faster-than-light journeys, although it can come close. As the authors mentioned, the model could reach high but subluminal speeds.
According to Fuchs, their work is a single modeling study, so excitement is unnecessary. Even if other groups of experts confirm that the math reported in the new research checks out, they claim that they are still far from being able to build an actual warp drive.
Fuchs and his colleagues stressed that their work could be a stepping stone on the long journey to efficient interstellar flight. While humanity is not yet prepared for interstellar voyages, this study can unlock a new era of possibilities. For this reason, the research team continues to progress as our civilization embarks on the Warp Age.
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