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Rock Art On Earth Draws Scientists to Ancient LakesSeven thousand year-old rock paintings in the Sahara desert have, somewhat serendipitously, helped uncover evidence of ancient lake beds.
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Climate Conditions Help Forecast Meningitis OutbreaksWind and dust conditions in Sub-Saharan Africa can help predict a meningitis epidemic.
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How Ancient Life May Have Come AboutEvidence suggests a group of organisms, rather than one, is responsible for life on Earth.
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What's the Temperature in Outer Space?Is space cold or hot? It depends on whether it's sunny or not.
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Can a Nuclear Blast Alter Earth's Rotation?Nuclear bombs are humankind's most powerful weapon.
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The Cosmic History of Life-Giving PhosphorusOddly, the element crucial to life is one of the least abundant in the solar system.
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How Vital Is a Planet's Magnetic Field? New Debate RisesDoes our magnetic field really shield Earth from the solar wind?
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Yellowstone Microbes Hint at Earth's Early LifeMicrobes in Yellowstone's hot springs may be living analogs of the primordial microbes that constructed the oldest rock fossils on Earth.
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Dinosaur-killing Space Rock Barely Rattled AlgaeThe identification of molecular fossils from algae in the so-called K-P boundary point to a very fast recovery of these organisms following the meteorite impact that killed the dinosaurs.
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The Chemistry of Life: Oil's Many UsesBlack gold has more in it than just gasoline.
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Tough Microbe Has The Right Stuff for MarsResearchers study a lowly creature that could be a model for Mars life.
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How Earth Got its OxygenThe rise of oxygen on early Earth may have been caused by a microbial changing of the guard between methane-producers and oxygen-producers.
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The Chemistry of Life: The Plastic in Cars100 gallons or more of oil used to make the plastic parts.
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Powerful Ideas: Fusing Atoms Just Might WorkNuclear fusion facilities are trying to fuse nuclei using lasers and magnets.
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Scientists to Resurrect Ancient Gene to Replay EvolutionAim is to resurrect a single gene from an extinct species of bacteria.
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The chemistry of life: The human bodyThe body is full of elements. But just which are essential and which are not is still not completely sorted out.
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Powerful Ideas: Wringing Oil from AlgaeThe speed at which algae grow make them the best choice for supplying biofuels.
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Powerful Ideas: Teaching an Old House New TricksRetrofitting old houses could do more to save energy than increasing the energy of new homes.
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The Chemistry of Life: Where Oil Comes FromDespite our addiction to oil, we are not completely clear on how it gets cooked up under the ground.
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Powerful Ideas: Humans as Renewable SourcesHumans can make power while they work out at the gym, push open a door or just walk.
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How Green Gifts Could Power the FutureA few holiday ideas that can spread cheer by reducing energy consumption.
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How Crazy Ideas Could Power the FutureThe next X Prize competition is organizing a contest of crazy green ideas.
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How Fishy Technology Could Power the FutureA new technology inspired by fish could extract energy from slow-moving currents.
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How Geothermal Heat Pumps Could Power the FutureA geothermal heat pump can work anywhere.
