Almost all the rise in US polarisation over political issues since the late 1980s occurred from 2008 onwards, a new study suggests. Most of this has been driven by the American left becoming more ...

Divisions within the US population on social and political issues have increased by 64% since 1988, with almost all this coming after 2008, according to a study tracking polarization from the end of ...

Abstract: Passive bistatic radar are widely used for target detection and tracking due to their unique bistatic geometric configuration. However, traditional Doppler radar struggles to detect ...