Science news articles about 'pencil'

  • Why is it possible to throw out my back just by picking up a pencil?

    ... weightlifting (2). So why can you hurt your back just by bending down to pick up a pencil? The simple answer is that spinal stability is not a simple function of muscular force. STOP! Don't pick ...
  • New 3-D test method for biomaterials 'flat out' faster

    ... plates, each about the size of a dollar bill and arrayed with 96 scaffolds the size of pencil erasers, the researchers conducted the equivalent of 672 individual tests. In all, the tests yielded data ...
  • In Praise Of Consumerism - Bees, Bacteria And The Value Of Wasted Time

    ... small flood of hidden luxuries. He was flaunting the surplus time that the wealth of his father’s pencil factory had given him. He was flaunting his ability to escape the web of commercial trade and ...
  • Nanoparticles assemble by millions to encase oil drops

    ... two nanomaterials with different properties, much like an eraser is attached to the end of a wooden pencil. In the study, the researchers started with carbon nanotubes -- hollow tubes of pure carbon. ...
  • Crystal clear savings for drug giants

    ... their performance. Changes to these structures are often caused by undetected fluctuations in the process. "If you were to use a pencil to write on glass you wouldn't get very far, but use a diamond ...
  • Surprising graphene

    ... the June issue of the journal Nature Physics. Graphene's promising electronic properties The familiar pencil-lead form of carbon, graphite, consists of layers of carbon atoms tightly bonded in ...
  • Phoenix to Try Dribbling Soil into Oven [News]

    ... and drop various samples into eight tiny, single-use ovens. The oven openings are about the width of pencil lead; a set of screens filters out larger particles to prevent clogs. When Phoenix deposited ...
  • Perfect vision but blind to light

    ... signal directly to the human circadian clock, a cluster of cells less than half the size of a pencil eraser, which sits just above the point where the optic nerves cross. Through these signals, the ...
  • Math and young minds (1st & 2nd grade)

    How do we get kids excited about math? In this age of high tech video games why would a kid want to be excited about math they have to do in their mind or with pencil and paper? Read More...
  • Wonder in carbon-land

    From diamonds, the world's hardest mineral, to the soft graphite used in pencils, the many forms of the versatile element carbon have been used and appreciated by humans for centuries...
  • Birds migrate together at night in dispersed flocks, new study indicates

    ... and '80s using low-power-density tracking radar. The radar directs microwaves in a narrow cone – a "pencil-beam" that can be pointed at virtually any target within range. "If there is a bird target ...
  • Improving computer memory, solar cells goal of UH chemist

    A high-tech breakthrough in solar cells and flash drives may just come down to good old-fashioned pencil and paper calculations, says an award-winning young chemist at the University of Houston.
  • Autism's social struggles due to disrupted communication networks in brain

    ... with how well each autism participant performed in the Happe's Strange Story Test — a pencil-and-paper assessment of an individual's understanding of non-literal statements, such as figures of speech ...
  • Signals from the Atlantic salmon highway

    ... Halifax." The acoustic transmitters or tags, which are about the size of the silver eraser holder on a pencil, were surgically implanted in May in salmon smolts that were each six to seven inches in ...
  • Diversity among parasitic wasps is even greater than suspected

    ... tiny abdomen. The wasp itself is quite small, about the size of the lead at the tip of a pencil. By looking at the physical characteristics (morphology) of more than 2,500 wasps, the taxonomists ...

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