Abstract: In order to solve the real-time positioning problem of flexible wearable ultrasonic transducer array unit under dynamic conditions, a new transducer array based on button flexible structure ...

Abstract: We have developed an external frequency doubling Nd:YAG laser with high beam quality, side-pumped by a high-temperature semiconductor laser. The beam quality was optimized using an unstable ...

DAVOS, Switzerland, Jan 21 : The Gates Foundation and OpenAI are setting up a $50 million partnership to help several African countries use artificial intelligence to improve their health systems and ...

So much for that lame duck in the White House. President Donald Trump is doubling down on retribution, global domination and relentless domestic power. The first full week of 2026 was a potentially ...

In the closing weeks of 2025, President Donald Trump gave a prime-time speech on affordability and launched a swing-state rally tour that his advisers said would show voters his focus on domestic ...

President Donald Trump will meet with oil executives as his administration looks to U.S. companies to rebuild Venezuela's oil infrastructure under new leadership in the country after an American ...

Several European leaders pushed back Tuesday on U.S. President Donald Trump's comments seeking an American takeover of Greenland. The leaders issued a statement reaffirming the strategic, mineral-rich ...