According to DARPA, the Manta Ray initiative aims to demonstrate key ... issue of limited energy storage capacity that many UUVs face. However, the Mission Unlimited UUV Station “exists as ...

German engineering firm Festo has created this flying manta ray. Dubbed the Air_ray, it’s a balloon made of an aluminum-vaporised “PET foil”. Inflated with helium, the Air_ray’s propulsion ...

The largest ray in the world (up to 8m wide!), the giant manta is a graceful and gentle creature. They can make migrations across the oceans, finding their way by following topographical maps ...

"We want to expand the design space of traditional cross-flow filtration with new knowledge from the manta ray," says lead author ... when the researchers were designing face masks to filter ...

The North Coast is an important migration corridor for the endangered giant oceanic manta ray, with Ballito being ... manta rays face increasing risks from trawling, tuna purse seine nets, gill ...