Laser wire scanners have been used for ion beam profile and emittance measurements at the Spallation Neutron Source linear accelerator. Due to propagation distances exceeding 100 m, reliable ...

NASA’s DART mission, the first-ever planetary defense test in space, sent a spacecraft to crash into an asteroid in 2022. That mission was a success. It showed that, in a hypothetical scenario where a ...

State media, embracing the gaming phrase “kill line,” is asserting China’s political superiority over the United States, deflecting focus on China’s own economic challenges. By Li Yuan Chinese ...

We independently select these products—if you buy from one of our links, we may earn a commission. All prices were accurate at the time of publishing. You know the feeling: The paint is dry, the ...

Researchers at the University of Tokyo have developed a new method for creating synthetic diamonds using electron radiation. This technique, they suggest, could pave the way for powerful new forms of ...

Static and free vibration analysis of carbon nano wires with rectangular cross section based on Timoshenko beam theory is studied in this research. Differential quadrature method (DQM) is employed to ...

Scene from The hypocrite, engraving from a painting by Robert Smirke (1753-1845), illustration from the magazine The Illustrated London News, volume LIV, January 30, 1869. There is one psychological ...

Forward-looking: A California startup is looking to space to solve the limits of ground-based solar power. Reflect Orbital is developing a constellation of satellites with giant Mylar mirrors to beam ...