 
					Carolyn Gramling
Earth & Climate Writer
Carolyn Gramling is the Earth & Climate writer at Science News. Previously she worked at Science magazine for six years, both as a reporter covering paleontology and polar science and as the editor of the news in brief section. Before that she was a reporter and editor at EARTH magazine. She has bachelor’s degrees in Geology and European History and a Ph.D. in marine geochemistry from MIT and the Woods Hole Oceanographic Institution. She’s also a former Science News intern.
 
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All Stories by Carolyn Gramling
- 			 Paleontology PaleontologyEggs evolved color and speckles only once — during the age of dinosaursBirds’ colorful eggs were inherited from their nonavian dinosaur ancestors. 
- 			 Paleontology PaleontologyThe first vertebrates on Earth arose in shallow coastal watersAfter appearing about 480 million years ago in coastal waters, the earliest vertebrates stayed in the shallows for another 100 million years. 
- 			 Climate ClimateHurricane Willa breaks an eastern and central Pacific storm season recordThe combined might of eastern and central Pacific hurricanes produced a record-breaking year of storm energy. 
- 			 Paleontology PaleontologyT. rex pulverized bones with an incredible amount of forceTyrannosaurus rex’s powerful bite and remarkably strong teeth helped the dinosaur crush bones. 
- 			 Paleontology PaleontologyIn a first, scientists spot what may be lungs in an ancient bird fossilPossible traces of lungs preserved with a 120-million-year-old bird fossil could represent a respiratory system similar to that of modern birds. 
- 			 Earth EarthThese ancient mounds may not be the earliest fossils on Earth after allA new analysis suggests that tectonics, not microbes, formed cone-shaped structures in 3.7-billion-year-old rock. 
- 			 Climate ClimateHere’s what’s unusual about Hurricane MichaelWarm Gulf waters were the engine behind Hurricane Michael’s quick intensification. 
- 			 Climate ClimateLimiting global warming to 1.5 degrees versus 2 has big benefits, the IPCC saysA new report from the Intergovernmental Panel on Climate Change compares the impact of warming targets on extreme weather, sea level rise and habitat loss. 
- 			 Climate ClimateHow wind power could contribute to a warming climateIf the United States had enough wind turbines to generate all of its power, they would warm the country by 0.24 degrees Celsius on average. 
- 			 Climate ClimateWarm tropical Atlantic waters juiced the 2017 hurricane seasonAnomalously warm ocean waters in the tropical Atlantic Ocean drove 2017’s hurricane powerhouses. 
- 			 Earth EarthChristopher Hamilton explores the architecture of other worldsPlanetary scientist Christopher Hamilton uses Earth’s volcanic structures are a blueprint for how lava shapes other worlds. 
- 			 Paleontology PaleontologyCholesterol traces suggest these mysterious fossils were animals, not fungiTraces of cholesterol still clinging to a group of enigmatic Ediacaran fossils suggests the weird critters were animals, not fungi or lichen.