Quantum entanglement, a phenomenon that has perplexed scientists for decades, could be the key to unlocking the next generation of super-fast computing. This bizarre effect, where two particles become inextricably linked, allows for information to be shared instantaneously, regardless of the distance between them. While this concept has traditionally been confined to the realm of theoretical physics, a new breed of technology companies are harnessing its power to develop quantum computers. These machines could process information at speeds currently inconceivable, potentially revolutionising sectors like finance and cybersecurity.
Yet, despite the promise, quantum computing is still in its infancy. The technology is complex and delicate, requiring conditions close to absolute zero to operate. Furthermore, quantum states are incredibly fragile, with the slightest disturbance causing a collapse. This makes creating a reliable, commercial quantum computer a monumental task.
Nevertheless, companies like Google and IBM are making significant strides. Google’s Quantum Artificial Intelligence lab has developed a chip that can maintain a quantum state for a few microseconds, a significant achievement. Meanwhile, IBM offers the public access to a quantum computer over the internet, allowing anyone to experiment with this nascent technology. While the quantum revolution may still be some way off, these developments suggest it could be closer than we think.
Go to source article: http://www.theatlantic.com/technology/archive/2016/08/entanglement/494930/?single_page=true