It’s a fundamental principle of physics that particles with opposite charges attract each other, while those with the same charge repel. But now, scientists at the University of Oxford have found that ...

A study shows that similarly charged particles can sometimes attract, rather than repel. The team found that like-charged particles suspended in liquids can attract one another at long-range, ...

The study found that negatively charged silica microparticles suspended in water attracted each other to form hexagonally arranged clusters. Image credit: Cover image: Zhang Kang. A study published ...