Rigetti Computing burns cash, has a sky-high valuation at 150x forward sales, and faces relentless share dilution, making it an unattractive investment. The company’s near-term prospects hinge on ...

Dutch quantum hardware company QuantWare B.V. said Tuesday it has raised €20 million, or about $21.5 million, in an early-stage funding round. The money from the Series A round will be used to build ...

It’s tempting to jump in and bargain hunt among stocks that crash hard, but many warn against trying to catch a so-called falling knife. I ignored the warning and caught the Rigetti Computing knife ...

A quantum computing pioneer explains why analog simulators may beat out general-purpose digital quantum machines — for now. For more than 20 years, Ivan H. Deutsch has struggled to design the guts of ...