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'Dark Oxidants' Form Away from Sunlight in Lake and Ocean Depths, Underground Soils
May 3, 2013 — All forms of life that breathe oxygen -- even ones that can't be seen with the naked eye, such as bacteria -- must fight oxidants to live. But neutralizing environmental oxidants such as superoxide ... > full story -
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Near-Earth Object Impacts
Hearing the Russian Meteor, in America: Sound Arrived in 10 Hours, Lasted 10 More
May 3, 2013 — How powerful was February's meteor that crashed into Russia? Strong enough that its explosive entry into our atmosphere was detected almost 6,000 miles away in Lilburn, Ga., by infrasound sensors -- ... > full story -
Sahara Olive Tree: Genetic Heritage to Be Preserved
May 3, 2013 — The Saharan cousin of Mediterranean olive trees remains largely unknown. However, this subspecies (called the Laperinne's olive tree) is of great interest for several reasons. Researchers have shown ... > full story -
Boom in Jellyfish: Overfishing Called Into Question
May 3, 2013 — Will we soon be forced to eat jellyfish? Since the beginning of the 2000s, these gelatinous creatures have invaded many of the world's seas, like the Japan Sea, the Black Sea, the Mediterranean Sea, ... > full story -
How to Clean Seaweed from Beaches: Dry It and Use the Biomass for Energy
May 3, 2013 — Scientists have developed an algae removal and treatment system that turns this underused residue into a renewable source of energy: biomass. The process involves several stages of washing, drying ... > full story -
Lava Erupting on Sea Floor Linked to Deep-Carbon Cycle
May 2, 2013 — Scientists have found unsuspected linkages between the oxidation state of iron in volcanic rocks and variations in the chemistry of the deep Earth. Not only do the trends run counter to predictions ... > full story -
How Graphene and Friends Could Harness the Sun's Energy Hitting Walls
May 2, 2013 — Combining wonder material graphene with other stunning one-atom thick materials could create the next generation of solar cells and optoelectronic devices, scientists have revealed. Researchers have ... > full story -
Madagascar Tortoise Trafficking Rages out of Control
May 2, 2013 — Illegal trafficking of two critically endangered tortoise species from Madagascar has reached epidemic ... > full story -
Primate Hibernation More Common Than Previously Thought
May 2, 2013 — Until recently, the only primate known to hibernate as a survival strategy was a creature called the western fat-tailed dwarf lemur, a tropical tree-dweller from the African island of Madagascar. But ... > full story -
Is the Humble Fig More Than Just a Fruit?
May 2, 2013 — Figs and fig trees are familiar to a wide cross-section of human society, both as a common food and for their spiritual importance. What is less well understood is the global nature of this ... > full story
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