Zientzia hedabideetan
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Climate cycles didn’t shape ocean’s abyssal hills
Can Earth’s ice ages be seen in the undulating fabric of the sea floor? Earlier this year, a pair of papers suggested that long-term cycles of glaciation and melting trigger […]
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Vast cosmic voids merge like soap bubbles
Vast regions of near-empty space in the Universe are growing and shrinking, much as bubbles merge and separate in soapsuds, astronomers have discovered.
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Taking the Uncertainty Out of Genetic Screening for Cancer Risk
A new technique will help genetic-test users make more informed decisions about their health.
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Still More Evidence That Antioxidant Supplements Actually Increase Cancer Risk
As described in the current issue of Science Translational Medicine, researchers have found that antioxidants as much as double the rate of melanoma metastasis in mouse models. The results align […]
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A Twisted Path to Equation-Free Prediction
Complex natural systems defy standard mathematical analysis, so one ecologist is throwing out the equations.
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To save on weight, a detour to the moon is the best route to Mars
For a piloted mission to Mars, fueling up on the moon could streamline cargo by 68 percent.
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Los humanos modernos llegaron a China mucho antes que a Europa
El hallazgo de restos de Homo sapiens de más de 80 000 años en China cambia lo que sabemos sobre la expansión del ser humano. Un equipo internacional de investigadores […]
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Grandes tormentas solares ‘esquivan’ los sistemas de detección en la Tierra
Los índices que usan los científicos para valorar las perturbaciones geomágneticas del Sol sobre la Tierra no detectan algunos de estos eventos, que pueden poner en riesgo las redes eléctricas […]
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Ravens cooperate with friends not foes
Ravens spontaneously cooperate to solve problems, but prefer to do so with some individuals over others