Posts Tagged ‘geology’
Milky Way is ‘white as snow’
U. PITTSBURGH (US) — The most accurate determination yet of the color of the Milky Way galaxy finds it is pure white—”almost mirroring a fresh spring snowfall,” astrophysicists say. Continue…
Thursday, January 12, 2012 12:24 - 0 Comments
Science & Technology - Oct 5, 2011 10:08 - 0 Comments
Teams compete to forecast quakes
UC DAVIS (US) — The best earthquake forecasts are about 10 times more accurate than a random prediction, according to new research. (more…)
Top Stories - Sep 16, 2011 12:04 - 2 Comments
Mars rover finds early rock at crater’s rim
WASHINGTON U.-ST. LOUIS (US) — The Mars rover Opportunity is poised on the edge of the vast Endeavour Crater, sampling a rock unlike any other examined during its mission. (more…)
Earth & Environment - Jul 25, 2011 14:46 - 0 Comments
Mercury leaves first footprint in soil
INDIANA U. (US) — Mercury’s first step toward contaminating watersheds and the fish that swim in them can be found in the soil surrounding coal-fired power plants in industrialized cities. (more…)
Earth & Environment - Jul 21, 2011 13:25 - 4 Comments
U.S. shale dulls Russian ‘energy weapon’
RICE (US) — Increased natural gas production from shale in the United States will slash Russia’s ability to hold power over European customers dependent on the country for their energy needs. (more…)
Earth & Environment - Jul 18, 2011 12:48 - 0 Comments
Glacier’s size runs hot and cold
U. BUFFALO (US) — Calving glaciers are particularly sensitive to climate change, shrinking rapidly in response to global warming and growing at a similar pace during periods of cooling. (more…)
Earth & Environment - Jun 8, 2011 16:57 - 0 Comments
Beetle battle triggers earlier snowmelt
U. COLORADO-BOULDER (US) — Mountain pine beetles that have already killed more than 4 million acres of trees, could do further damage by forcing earlier snowmelt and increasing water yields. (more…)
Earth & Environment - May 12, 2011 16:02 - 0 Comments
2,300 years of data warn of drought
U. PITTSBURGH (US) — A sediment core from a lake in the Andes Mountains suggests that as temperatures rise, summer monsoons will lessen, causing densely populated tropical regions to experience severe water shortages. (more…)
Science & Technology - May 2, 2011 16:39 - 3 Comments
Biodiversity born of mass extinction
U. CHICAGO (US) — Fossils from more than 300 million years ago show that what was bad for fish was good for the fish’s food. (more…)
Earth & Environment - Apr 22, 2011 8:50 - 0 Comments
Barrier islands more abundant
DUKE (US) — Earth has 657 more barrier islands than previously believed, according to a new global survey that reports many in areas thought unable to sustain them. (more…)
Science & Technology - Apr 21, 2011 12:04 - 0 Comments
Eyes have it: Some dinos were night owls
UC DAVIS (US) — Velociraptors did their hunting at night, according to a new study of the eyes of fossil animals, while plant-eaters scrounged for food around the clock. (more…)
Science & Technology - Apr 14, 2011 9:10 - 0 Comments
Crack in tectonic theory about Tibet
CALTECH (US) — New research questions the established view that Tibet is essentially floating on a layer of molten crust—and suggests a radically new idea. (more…)
Earth & Environment - Mar 29, 2011 12:02 - 0 Comments
Deep-sea volcanoes air volatile side
MCGILL (CAN) — Deep-sea volcanoes do more than gush magma flow—in some cases high concentrations of CO2 cause massive underwater explosions. (more…)
Earth & Environment - Mar 25, 2011 14:07 - 0 Comments
Mass extinction made algae oxygen hogs
STANFORD (US) — After the Permian-Triassic mass extinction, algae and bacteria rebounded so fast they grabbed virtually all the oxygen in the sea, slowing the recovery of the rest of animals for millions of years. (more…)
Earth & Environment - Mar 2, 2011 12:12 - 0 Comments
Chromium sank to early Earth’s core
UC DAVIS (US) — By comparing meteorites to Earth rocks, researchers have solved the mystery of the planet’s missing chromium—and gained a clearer picture of early Earth. (more…)
Earth & Environment - Feb 18, 2011 13:15 - 1 Comment
Big volcanoes doubled CO2 level
RUTGERS (US) — Core samples taken from New Jersey show a dramatic increase in the level of atmospheric carbon dioxide 200 million years ago. The cause: 20,000 years of massive volcanic eruptions. (more…)
Top Stories - Feb 17, 2011 12:58 - 1 Comment
S. California lake-quake theory collapses
U. OREGON (US) — Evidence pulled from sediment in three deep trenches suggests the south end of the San Andreas Fault is likely overdue for a massive quake based on historical averages. (more…)
Science & Technology - Dec 1, 2010 18:01 - 1 Comment
Moving iridium muddies dino debate
RUTGERS (US) — The case of New Jersey’s “missing” iridium—a metal that’s more common in asteroids than on Earth—turns out to be the case of the “moving” iridium. (more…)
Earth & Environment - Nov 18, 2010 14:11 - 0 Comments
Why volcanos do what they do
PENN STATE (US) — Ongoing observations of the Soufriere Hills Volcano on Montserrat since it erupted in 1995 are expected to advance understanding of the workings of andesite volcanos. (more…)
