Quantum computing has been an up-and-down investment theme over the past few months. The rage kicked off when Alphabet ( GOOG 1.16%) ( GOOGL 1.13%) announced a breakthrough with its Willow quantum computing chip, and any stock associated with quantum computing rose on the news of the announcement.

Quantum computing has the potential of being the next big innovation. At the right size and the right price, it might even be investable.

Trapped-ion quantum computing leader IonQ (NYSE: IONQ) is emerging as a potential leader in the commercialization of quantum computing through its trapped-ion technology approach. Unlike traditional superconducting quantum competitors,

Quantum computing has the potential to accelerate how companies and scientists process data, which could lead to more advanced artificial intelligence, better weather predictions, and medical breakthroughs.

Rigetti (RGTI) is dropping 23%, while IonQ (IONQ) is giving back 10% and D-Wave Quantum (QBTS), which disclosed today that it may sell more shares of its stock, is plunging nearly 30%. The sector is dropping sharply again after Meta (META) CEO Mark Zuckerberg suggested that quantum computing would not be “practical” for a long time.

Last year, investors poured into artificial intelligence (AI) stocks, and the biggest players -- from Nvidia (NASDAQ: NVDA) to Amazon -- helped the general market soar. The S&P 500, the Dow Jones Industrial Average,

Quantum computing is taking off, but how long will it take, and which stocks should you consider? Two leaders in the space stand out as great investments today.

Quantum computing stocks sank on Wednesday, pausing a year-long rally, after Nvidia CEO Jensen Huang said the technology's practical use was likely two decades away.

Many quantum computing stocks exploded in value last year as investors hoped to get ahead of the crowd in what could be a transformational wave of new technology. Excitement grew