A new study published in Nature demonstrates a significant advancement in quantum computing, where researchers successfully maintained quantum coherence in a multi-qubit system for over 100 microseconds. This milestone, achieved by a team from MIT and Harvard, addresses one of the fundamental challenges in quantum computing: preserving the fragile quantum state long enough to perform complex calculations. The experiment utilized a novel error-correction protocol and a redesigned chip architecture to shield the qubits from environmental interference. While still far from practical, large-scale quantum computers, this progress is seen as a critical step toward building more stable and reliable systems capable of solving problems beyond the reach of classical computers. For the full details, read the complete article at https://technologyreview.com/2024/05/15/quantum-coherence-breakthrough.