Abstract: This paper focuses on a distributed cooperative guidance model-free control method for a cluster of under-actuated disk-type autonomous underwater gliders (AUGs) in the presence of unknown ...

A champion hang glider was killed in a freak accident after colliding with a paraglider in midair over Rio de Janeiro, Brazil, Thursday. Two-time Brazilian hang-gliding champion Philip Eric Haegler, ...

A large disparity between the number of greater glider dens counted by citizen scientists compared to loggers has prompted criticism of new rules introduced last year to protect the endangered species ...