Abstract: In this study, the task assignment problem for heterogeneous underwater vehicle collaborative system, which involves autonomous underwater vehicles (AUVs) and underwater gliders (UGs), is ...

Chemistry is a branch of science that involves the study of the composition, structure and properties of matter. Often known as the central science, it is a creative discipline chiefly concerned with ...

Using a VPN, or virtual private network, is one of the best ways to protect your online privacy. We review dozens every year, and these are the top VPNs we've tested. I’ve been writing about ...