Since its launch in February 2013, Landsat 8 has collected about 400 scenes of the Earth’s surface per day. Each of these scenes covers an area of about 185 by 185 kilometers (115 by 115 miles)—34,200 ...

Every month on Earth Matters, we offer a puzzling satellite image. The October 2024 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking at ...

The Sun provides the energy that drives Earth’s climate, but not all of the energy that reaches the top of the atmosphere finds its way to the surface. That’s because aerosols—and clouds seeded by ...

After our adventures in Quebec and Greenland, it was now time for our last stop in this intense season of fieldwork. This time we were heading to the Canadian Northwest Territories (NWT).

After our adventures in Quebec and Greenland, it was now time for our last stop in this intense season of fieldwork. This time we were heading to the Canadian Northwest Territories (NWT).

Jason Budinoff, an aerospace engineer, cocked his head, listening for the sound of metal on metal. “Can you hear it?” someone asked. The room quieted, and a soft, tinny buzz whined from the instrument ...

Research Vessel (RV) Blissfully is a 30-foot sailboat that is the science lab and home for two sailing scientists, Captain Gordon Ackland and myself, Dr. Bridget Seegers. The RV Blissfully is a recent ...

The time it takes carbon to move through the fast carbon cycle is measured in a lifespan. The fast carbon cycle is largely the movement of carbon through life forms on Earth, or the biosphere. Between ...

The most valuable fossils found in sediment cores are from tiny animals with a calcium carbonate shell, called foraminifera. One species of foraminifera lives in the icy waters of the Arctic above ...