The U.S. stock market has delivered remarkable returns over the past five years, with the S&P 500 achieving double-digit gains in four of those years. While artificial intelligence (AI) and specialized semiconductor chips have largely powered this bull market, many leading tech companies now command premium valuations that may give investors pause.

Researchers have made significant progress in improving the performance of qubits, and the units of quantum computing

Computers have changed pretty much every aspect of everyone’s life, and quantum computers will do the same in the coming years. Breakthroughs in a new theme for the technology sector, quantum computing,