Every month on Earth Matters, we offer a puzzling satellite image. The May 2025 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking at, ...

Every month on Earth Matters, we offer a puzzling satellite image. The May 2025 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking at, ...

Not all of NASA’s rovers are headed to Mars. A new Earth science rover nicknamed GROVER started roaming Greenland’s ice sheet this week. The autonomous, solar-operated robot carries a ...

While poking around looking for imagery of the 1973 flooding on the Mississippi, I discovered some fascinating, very high resolution aerial photography. Images of Morgan City—a community near the ...

In 1967 Hansen went to work for NASA’s Goddard Institute for Space Studies, in New York City, where he continued his research on planetary problems. Around 1970, some scientists suspected Earth was ...

Examine the set of graphs below for a given city. Read carefully the temperature and precipitation scales on the graphs. Review the biome information. Two biome choices are given for each set of ...

The global ocean is made up of five major ocean basins: the Pacific, Atlantic, Indian, Southern and Arctic Ocean. The Pacific Ocean is the largest of these basins as well as the deepest. Its expanse ...

The global ocean is made up of five major ocean basins: the Pacific, Atlantic, Indian, Southern and Arctic Ocean. The Pacific Ocean is the largest of these basins as well as the deepest. Its expanse ...

On April 29, 1999, NASA Earth Observatory (EO) started delivering science stories and imagery to the public through the Internet. So much has changed in those 20 years… + In 1999, about 3 to 5 percent ...

On April 18, I had the opportunity to participate in the launch of the newest version of Google Earth, which now includes some collaboration with the NASA Earth Observatory. The Google Earth team even ...

A rain gauge will collect how much rain falls, but how exactly do scientists measure the size, shape, and fall speed of raindrops near the ground? Patrick Gatlin of NASA’s Marshall Space Flight Center ...