Abstract: This paper introduces a cooperative and decentralized collision avoidance algorithm (CoDe) for small-scale UAV swarms consisting of up to three UAVs. CoDe improves energy efficiency of UAVs ...

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GUWAHATI, India (AP) — Various species of migratory birds arrived on Wednesday at a wetland in the Pobitora Wildlife Sanctuary on the outskirts of Guwahati, India. The former police chief allegedly ...

GUWAHATI, India (AP) — Various species of migratory birds arrived on Wednesday at a wetland in the Pobitora Wildlife Sanctuary on the outskirts of Guwahati, India. Resolving to exercise more this year ...

Ablack-faced spoonbill takes off from South Korea to migrate south for winter across the Yellow Sea. The rare bird holds a steady course for 500 km towards the Tiaozini wetlands on China’s Jiangsu ...

A mega-bridge is planned to span the Strait of Messina between Sicily and mainland Italy. Environmental activist Anna Giordano is fighting against the plan, which could also kill hundreds of thousands ...

GUWAHATI, India -- Various species of migratory birds arrived on Wednesday at a wetland in the Pobitora Wildlife Sanctuary on the outskirts of Guwahati, India. This is a photo gallery curated by AP ...

GUWAHATI, India (AP) — Various species of migratory birds arrived on Wednesday at a wetland in the Pobitora Wildlife Sanctuary on the outskirts of Guwahati, India. 2026 is the new 2016: Why so many ...

GUWAHATI, India (AP) — Various species of migratory birds arrived on Wednesday at a wetland in the Pobitora Wildlife Sanctuary on the outskirts of Guwahati, India. This is a photo gallery curated by ...

GUWAHATI, India (AP) — Various species of migratory birds arrived on Wednesday at a wetland in the Pobitora Wildlife Sanctuary on the outskirts of Guwahati, India. The Seattle Times does not append ...