With help from citizen scientists, astronomers have found the most powerful and distant "odd radio circle" ever detected.

Abstract: With the rapid developments in science and technology, technologies from various fields are increasingly converging. Technology convergence has become a primary source of disruptive ...

The largest of three newly found ring shaped structures in the cosmos are almost a million light-years across.

Abstract: In this article, the problem of distributed optimization with nonconvex objective functions is studied by employing a network of agents. Each agent only has access to a noisy estimate on the ...