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See America's largest area of rock from the Earth's mantle, west of Mount Shasta.
If you’ve ever talked to a scientist, you know they usually have pretty strong opinions that they are not shy about expressing. Except, apparently, in the comments section of general science blogs. Here the silence is scary and, depending on whether these comment sections matter or not, potentially dangerous.
NASA is preparing to make a big announcement concerning Mars and a recent discovery by the SAM instrument on board the rover Curiosity, though has qualified the nature of the announcement to scientifically interesting, and not "earth-shaking" as the blogosphere has hyped it in speculation.
Last June, Gov. Jerry Brown directed state agencies to change California's flammability standard to ensure fire safety without dousing furniture and other foam products with toxic chemicals. Now activists are focusing on an even bigger market for flame retardants: foam insulation in buildings.
Lidar mapping unveils one of the Bay Area's best places to visit the San Andreas fault.
Trophy hunters routinely pay thousands of dollars for the chance to kill big game like caribou, moose, black bear and especially grizzly bear. Trophy hunting narratives boast a love of nature. But some sociologists find a different story.
Australopithecus afarensis (the species of the well-known “Lucy” skeleton) was an upright walking species, but the question of whether it also spent much of its time in trees has been hotly debated for 30+ years, partly because a complete set of A. afarensis shoulder blades has never before been available for study.
In all of the recent discussion about genetically modified (GM) foods here in California, we’ve overlooked regular foods and how new traits are found (or created) in them. There isn’t usually a monk lovingly breeding peas in the Austrian countryside somewhere. Instead, more often than not, there is someone blasting a seed with radiation and/or harmful chemicals.
Countless consumer products sold in California contain a flame retardant flagged as a possible carcinogen nearly 35 years ago. As of this week, finally, they must carry a warning that the chemical causes cancer. But is it enough when manufacturers simply replace one toxic chemical with another?