Created in Ukraine, "Raybird" is the world’s first hydrogen-powered drone that flies silently and efficiently. Fuel-cell ...

Ukraine's new reconnaissance drone uses hydrogen fuel cells to fly 12 hours with a "negligible heat signature." ...

Scientists took samples from whale blow, identifying possible disease risks for marine mammals in northern seas.

In 2010, the Deepwater Horizon oil rig exploded in the Gulf of Mexico, causing one of the largest marine oil spills ever. In the aftermath of the disaster, whale scientist Iain Kerr traveled to the ...

Globally, toxic algal blooms are becoming more frequent and severe, fueled by a warming climate and nutrient runoff. While ...

Drones are adding a new level of precision to agriculture, giving farmers digital tools for cultivating better and more profitable crops. “The machinery that large farms use—big combines and ...

Growing up in Greece, wildfires were a constant presence each summer. In 2007, I remember watching TV footage of fires ...

The U.K. Army is preparing to deploy a laser‑based defense system against drones, a move that could reduce the high cost of ...