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, ...

Your challenge is to use the comments section to tell us where it is, what we are looking at, and why it is interesting.

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, ...

When the Minute 319 “pulse flow” began in March 2014, it was not clear whether the effort would be enough to reconnect the Colorado River with the Sea of Cortez. Some hydrologists thought there might ...

In response to Map of the Ancient Mississippi a few of you left comments to the effect of “no one should live in floodplains.” It’s an appealing notion, but I think it’s unrealistic. Anne Jefferson of ...

Researcher Amy McNally spent two weeks in Yanco, Australia to participate in the three week Soil Moisture Active Passive Experiment-4 (SMAPEx-4) field campaign in May. The field campaign measures soil ...

Based on email and social media comments we receive, climate models are one of the least understood and most maligned tools used by Earth scientists. One of the first general circulation models was ...

We are now well on our way back home again, with our GPS stations dutifully recording ice motion in our absence. Several of the stations will be visited again this summer, and all will have a visit ...

On May 11, 2024, the day-night band of VIIRS (Visible Infrared Imaging Radiometer Suite) on the Suomi NPP satellite spotted the aurora borealis over the United States during the strongest geomagnetic ...

When working out on the ice sheet, it is useful to have a base of operations, so as to not have to move your whole camp every day you want to go to a new place. For our project, Swiss Camp served as ...