Quantum computing, long relegated to the realm of the theoretical, feels like it is back on the agenda as a potentially viable alternative to the

Startup investors including Alphabet Inc.’s Google and SoftBank Group Corp. are betting that quantum computing, often thought of as a fantastical science experiment, is getting closer to having sweeping real-world applications.

QuEra Computing said on Tuesday the neutral-atom quantum firm has completed a funding round in excess of $230 million, with investment from Google's Quantum AI business unit and SoftBank Vision Fund,