WASHINGTON, July 1 (Reuters) - U.S. President Donald Trump said on Wednesday that his acting spy chief has wide permission to declassify records, ‌including any tied to the 2020 election, even though ...

Energy, financials could be better bets — BofA Optimism about Q2 earnings persists On the day, Dow up 0.3%, S&P 500 up 0.8%, Nasdaq up 1.5% June 30 (Reuters) - The S&P 500 and Nasdaq finished June on ...

Abstract: Fifth generation (5G) mobile communication systems have entered the stage of commercial deployment, providing users with new services, improved user experiences as well as a host of novel ...

Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...