Forests help remove carbon dioxide from the atmosphere by storing it in trees, but a sizable amount of the greenhouse gas actually escapes through the soil and into rivers and streams.

You may have heard of the Coho salmon, Pacific halibut, and even the dogfish shark. But what about the Pacific viperfish, northern flashlightfish, dwarf wrymouth, or the longsnout prickleback?

Now, electrical engineers have developed a way to automatically track people across moving and still cameras by using an algorithm that trains the networked cameras to learn one another’s differences.