SierraActivist

Our team spent most of Friday on the Arctic sea ice, drilling and sampling ice cores at our main field site. For each core collected, Lamont-Doherty Earth Observatory scientists Andy ...

Our team spent most of Friday on the Arctic sea ice, drilling and sampling ice cores at our main field site. For each core collected, Lamont-Doherty Earth Observatory scientists Andy ...

On Thursday we lowered a camera into an ice borehole to get a look at the underside of the ice. In the following video, you can clearly see the algae living in the bottom of the ice ...

On Thursday at our second sampling site, our team lowered a camera into an ice borehole to get a look at the underside of the ice. In the following video, algae in the bottom of the ...

Fieldwork is exciting and inspiring, leading scientists to new ideas and places, and observations about how the world works. Spring on Alaska’s North Slope provides an especially ...

Fieldwork is exciting and inspiring, leading scientists to new ideas, places and observations about how the world works. Spring on Alaska’s North Slope provides an especially productive ...

While I arrived in Barrow, Alaska on Tuesday, Lamont-Doherty Earth Observatory scientists Andy Juhl and Craig Aumack, and graduate student Kyle Kinzler from Arizona State University, ...

Andy Juhl and Craig Aumack, microbiologists from Columbia University’s Lamont-Doherty Earth Observatory, are spending a month in Barrow, Alaska studying algae in and below sea ice, ...

Eight hundred years ago, relatively small armies of mounted warriors suddenly exploded outward from the cold, arid high-elevation grasslands of Mongolia and conquered the largest contiguous ...

Eight hundred years ago, relatively small armies of mounted warriors suddenly exploded outward from the cold, arid high-elevation grasslands of Mongolia and reshaped world geography, ...

The scientific publisher Elsevier and a data archiving facility at Columbia University’s Lamont-Doherty Earth Observatory are offering $5,000 and a trophy to the person with the best ...

Near the end of “Chasing Ice,” a hunk of glacier the size of lower Manhattan explodes, rolls and crashes into the sea. If that sounds like a spoiler, well, go see the movie and ...

Icepod joined the first large wave of science teams headed to Greenland via the NYANG LC130 transport system. Four LC130 aircraft were packed to bursting with pallets of equipment, ...

Pushker Kharecha and James E. Hansen write about their recent paper on the long-term health effects of nuclear power versus fossil fuels, and argue that nuclear power needs to be part ...

Last year, President Obama launched Educate to Innovate, a campaign designed to improve the participation and performance of the nation’s students in science, technology, engineering ...