Brookhaven National Laboratory and collaborators have developed a new type of lidar—a laser-based remote-sensing instrument—that can observe cloud structures at the scale of a single centimeter. The ...

Imagine trying to spot an object just 30 centimeters wide from hundreds of kilometers above Earth. Years ago, I remember when “satellite view” meant blurry green blobs on a screen. Now, we can see ...

South Korea is nearing a decision on whether to allow Google and Apple to export high-resolution geographic map data to servers outside the country. The detailed maps, which use a 1:5,000 scale, would ...