It’s been 15 years since the Nissan Leaf made its debut as one of the world’s first mass-produced EVs. With the third-generation 2026 Nissan Leaf now taking its initial bow, a side-by-side look shows ...

In cognitive radio networks (CRNs), secondary users (SUs) are permitted transmission access by using licensed channels previously assigned to primary users (PUs). Dynamic Spectrum Access (DSA) and ...