humans have not created a functioning time machine. The concept of a time machine, as popularized in science fiction, involves the ability to travel backward or forward in time. While it remains an intriguing idea, building a practical time machine that aligns with our current scientific understanding and technological capabilities is not yet achievable.
As mentioned earlier, time travel poses significant challenges based on our current understanding of physics, including issues related to causality, paradoxes, and energy requirements. The scientific consensus suggests that time travel, if possible, would likely require advancements in our understanding of fundamental physics that go beyond our current knowledge.
It's worth noting that scientific research and exploration continue to expand our understanding of the universe. As our knowledge grows, it's possible that new insights could emerge that challenge our current limitations and potentially open up new avenues for exploring the concept of time travel. However, at this point, the creation of a practical time machine remains speculative and falls within the realm of science fiction.