A proposed change to the checkerboard insignia on Polish warplanes could make them harder for enemies to detect in battle.

As polar ice continues to melt at alarming rates, Arctic and Antarctic wildlife are facing unprecedented challenges. From ...

Invasive species are silently taking over U.S. ecosystems, threatening native plants, animals, and entire habitats. From aggressive predators to fast-spreading plants, these 10 species are among the ...

Poland already spends more of its GDP on defence than any other NATO country, followed by Estonia and the US.View on euronews ...