Archive: 06/23/2008

From the egg, baby crocodiles call to each other and to mom

For the first time, researchers have shown that the pre-hatching calls of baby Nile crocodiles actually mean something to their siblings and to their mothers. The calls—which are perfectly audible to humans and sound like ...

dateJun 23, 2008 in
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Physicists Store Images in Vapor

Books are written on solid pieces of paper for an obvious reason: the atoms in a solid don’t move around much, keeping the words and pictures in place for centuries. Trying to store letters and images in ...

dateJun 23, 2008 in Nanophysics feature
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Research required urgently to control planthopper pests

[B]June 23-25 conference to address major threat to Asian rice production[/B] A small insect that has devastated millions of hectares of rice in southern China and Vietnam over the past few years—causing the loss of tho ...

dateJun 23, 2008 in Other
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Refusal of suicide order: Why tumor cells become resistant

Cells with irreparable DNA damage normally induce programmed cell death, or apoptosis. However, this mechanism often fails in tumor cells so that transformed cells are able to multiply and spread throughout the body. Scientists ...

dateJun 23, 2008 in Other
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Mothers' influence is decisive in tots' first year

[B]Study says parenting style and baby's temperament predict challenging behavior in later childhood[/B] The way mothers interact with their babies in the first year of life is strongly related to how children behave lat ...

dateJun 23, 2008 in Health
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Engaging teachers means engaged students

To encourage and help teachers become more involved and enthusiastic about "inclusive teaching", the Economic and Social Research Council (ESRC) recently funded an action research based project. Action research can be explained ...

dateJun 23, 2008 in Other
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Laser fluorescence could find life on Mars

A team of scientists from the United States and the United Kingdom has developed a technique using ultraviolet light to identify organic matter in soils that they say could be used to document the existence of life on Mars.

dateJun 23, 2008 in General Physics
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CSIRO scientist discovers natural 'invisible' gold

The search for these natural but 'invisible' nanoparticles is important. If they can be proved to exist, the knowledge will help give us a deeper understanding of how gold can be transported and deposited by geological processes, ...

dateJun 23, 2008 in Nanomaterials
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Understanding the migration of cancer cells

[B]Activity of regulatory proteins for the growth of filopodia and lamelopodia clarified[/B] Lamellipodia are veil-shaped protrusions of the plasma membrane, that can turn into upward-curled ruffles if they fail to adhere to ...

dateJun 23, 2008 in Cancer
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