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Mechanism That Puts the Curl in the Curling Stone Revealed
May 13, 2013 Researchers from Uppsala University in Sweden can now reveal the mechanism behind the curved path of a curling stone. The discovery by the researchers, who usually study friction and wear in ... > full story -
Carbon Dioxide at NOAA's Mauna Loa Observatory Reaches New Milestone: Tops 400 Parts Per Million
May 10, 2013 On May 9, the daily mean concentration of carbon dioxide in the atmosphere of Mauna Loa, Hawaii, surpassed 400 parts per million (ppm) for the first time since measurements began in 1958. Independent ... > full story -
Dust in the Clouds: Cirrus Clouds Form Around Mineral Dust and Metallic Particles
May 9, 2013 Cirrus clouds influence global climate, cooling the planet by reflecting incoming solar radiation and warming it by trapping outgoing heat. Understanding the mechanisms by which these clouds form may ... > full story -
Ice-Free Arctic May Be in Our Future, International Researchers Say
May 9, 2013 Analyses of the longest continental sediment core ever collected in the Arctic provide "absolutely new knowledge" of Arctic climate from 2.2 to 3.6 million years ago. The research has major ... > full story -
Dietary Flexibility May Have Helped Some Large Predators Survive After Last Ice Age
May 8, 2013 During the late Pleistocene, a diverse assemblage of large-bodied mammals inhabited the "mammoth steppe" of northern Eurasia and Beringia. Of the large predators -- wolves, bears, and big cats -- ... > full story -
Climate Change, Not Human Activity, Led to Megafauna Extinction
May 6, 2013 Most species of gigantic animals that once roamed Australia had disappeared by the time people arrived, a major review of the available evidence has concluded. The research challenges the claim that ... > full story -
The Black Sea Is a Goldmine of Ancient Genetic Data
May 6, 2013 When one marine paleoecologist was mining through vast amounts of genetic data from the Black Sea sediment record, he was amazed about the variety of past plankton species that left behind their ... > full story -
As Climate Changes, Boreal Forests to Shift North and Relinquish More Carbon Than Expected
May 5, 2013 New research maps how Earth's myriad climates -- and the ecosystems that depend on them -- could move from one area to another as global temperatures rise. The approach foresees big changes for one ... > full story -
Canada's Distinctive Tuya Volcanoes Reveal Glacial, Palaeo-Climate Secrets
April 30, 2013 Deposits left by the eruption of a subglacial volcano, or tuya, 1.8 million years ago could hold the secret to more accurate palaeo-glacial and climate models, according to new research. The detailed ... > full story -
How We Decode 'Noisy' Language in Daily Life: How People Rationally Interpret Linguistic Input
April 29, 2013 Suppose you hear someone say, "The man gave the ice cream the child." Does that sentence seem plausible? Or do you assume it is missing a word? Such as: "The man gave the ice cream to the child." ... > full story
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