Accurate smartphone positioning in dense urban environments remains challenging due to signal blockage, multipath effects, and unreliable satellite visibility. This study presents a new positioning ...

Accurate estimation of the ionosphere is essential for reliable Global Navigation Satellite System (GNSS) positioning, timing, and space weather applications. A key challenge lies in converting slant ...

Whether you saw in the new year by toasting with a glass of champagne or had a cosy one on the couch watching Jules Holland, ...

Safari Martins may be Kenya’s most famous barber. Known as Chief Safro on social media, where he has millions of followers ...