Zhang Weiqun

Associated Press
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May 1, 2025
HS790 Drone.
Holy Stone Unveils High-Performance Folding GPS Drone
June 26, 2025
During the test, the 156-foot-long BOLE solid rocket motor produced upwards of 4 million pounds of thrust.
Northrop Grumman Tests Most Powerful Segmented Solid Rocket Booster Ever Built
June 27, 2025
Research assistant Alyssa Carpenter inspects timbers from of a wooden Revolutionary War-era gunboat to prepare for the craft's partial reconstruction at the New York State Museum, Friday, May 30, 2025, in Albany, New York.
Researchers Reassembling Revolutionary War-Era Boat Buried Beneath Manhattan
June 25, 2025
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Industrial Media Unboxing Video
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IEN Unboxed is a new show in which our editors unbox new tools on the market and discuss their features.
May 1, 2025
A Chinese Y-20 heavy strategic transport aircraft is displayed at China's International Aviation and Aerospace Exhibition in Zhuhai, China's Guangdong province, Tuesday, Nov. 1, 2016. Airshow China in the southern city of Zhuhai serves to showcase the growing sophistication of the country's military technology.
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China's Stealth Fighter Makes Debut
The fifth-generation warplane resembles the Lockheed Martin F-22 Raptor.
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