The familiar denizens of the particle zoo are made of two or three quarks, but particle theory allows for states comprising any number of those fundamental particles. Finally, after decades of searching, tetraquarks seem to have been spotted.
The global network of sensors commissioned to monitor compliance with the Comprehensive Nuclear-Test-Ban Treaty has proven capable of that task and more.
SmartAmerica Challenge catalyzes two dozen projects that add further functionality to the Internet of Things.
Industry and the NRC maintain that US reactor safety has greatly improved in the three years since Japan’s nuclear catastrophe.
Forecasters would love to predict violent weather with more accuracy and longer lead times. Researchers are helping them by unraveling the science behind the complex sequence of events that lead to tornadoes.