Observations with the Allen Telescope Array set new limits on possible signals from extraterrestrial transmitters.

Metal cluster molecules are discrete compounds containing multiple metal atoms held together by metal–metal and metal–ligand bonding. They serve as excellent candidates for catalysts, biosensors, and ...

Artificial intelligence is mastering the kinds of projects that have long helped to build the careers of young mathematicians ...

Abstract: Object tracking through particle filtering has been widely addressed in recent years. However, most works assume a constant number of objects or utilize an external detector that monitors ...