Golden Experiment Reveals the Invisible Forces Holding the Universe Together

Using gold flakes, salt water, and light, scientists have made the universe’s invisible binding forces visible in color. The ...

AI captures particle accelerator behavior to optimize machine performance

Keeping high-power particle accelerators at peak performance requires advanced and precise control systems. For example, the primary research machine at the U.S. Department of Energy's Thomas ...

Why phage contamination is hard to kill, and how charged nanoparticles could help

Bacteriophages are viruses that can kill bacteria through highly specific interactions. While this property can be beneficial in selected applications, bacteriophages represent a serious threat to ...
IEEE

Optimized Attitude Control of a CubeSat Using Reaction Wheels and a Genetic Algorithm-Tuned LQR Controller

Abstract: This study introduces an innovative method for managing the attitude of A CubeSat using a pyramidal reaction wheel array (PRWA) in conjunction with a Linear Quadratic Regulator (LQR) ...

The glacier that bleeds: Why is this Antarctic glacier bleeding red? The real truth of so-called 'Blood Falls'

Antarctica’s eerie Blood Falls isn’t blood at all. Scientists have uncovered iron particles and hidden microbes beneath the ...
IEEE

SICNav: Safe and Interactive Crowd Navigation Using Model Predictive Control and Bilevel Optimization

Abstract: Robots need to predict and react to human motions to navigate through a crowd without collisions. Many existing methods decouple prediction from planning, which does not account for the ...