Rigorous vacuum chamber test campaign confirms successful engine ignition capability and performance at high altitude Beehive Industries, an American manufacturer of advanced propulsion systems for ...

The lab at Concord Hospital is a giant latticework of testing pathways, selected by sample type. Think of a Monopoly board with lots of curves and side alleys to get to the finish. First, a technician ...

Washington — President Trump directed the Pentagon on Wednesday to resume testing of nuclear weapons "on an equal basis" with other countries' tests, possibly ending a decades-long U.S. pause that ...

President Donald Trump wrote on Truth Social, his social media site, that he had instructed the Department of War (formerly the Defense Department) to return to “nuclear testing” — although it’s ...

BEIJING/SEOUL, SOUTH KOREA — President Donald Trump on Thursday vowed to begin testing US nuclear weapons “on an equal basis” with Russia and China, heralding a potentially major shift in decades of ...

(CNN) — President Donald Trump on Thursday threatened to begin testing US nuclear weapons in response to actions by rival countries, an announcement that came moments before his meeting with Chinese ...

Just minutes before he was scheduled to meet President Xi Jinping of China, the president threatened on social media to resume nuclear testing “on an equal basis” with other countries. By David E.

President Donald Trump said Wednesday he had instructed the Defense Department to “immediately” start testing nuclear weapons "on an equal basis" with other nations. “Because of other countries ...

President Donald Trump on Thursday vowed to begin testing U.S. nuclear weapons "on an equal basis" with Russia and China, heralding a potentially major shift in decades of U.S. policy at a time of ...

We present a method for the path integral formulation of electronic structure simulation. The time evolution operator is represented as matrix in a basis consisting of Deslauriers-Dubuc or Daubechies ...