Science news articles about 'tiny magnet'

  • Magnetic sensor that brooks no interference

    ... , the driver can move these into the correct position at the press of a single button. There is a tiny magnet in the mirror and another in the seat, whose position is detected by a magnetic sensor and ...
  • Gene that magnetically labels cells shows potential as imaging tool

    Mammalian cells can produce tiny magnetic nuggets after the introduction of a single gene from bacteria, scientists have found. The gene MagA could become a valuable tool for tracking cells' movement ...
  • New kind of MRI enables study of magnets for computer memory

    ... a critical first step toward developing them for computer memory. Experts believe that one day, tiny magnets could be implanted on a computer's central processing unit (CPU) chip. Because system data ...
  • Tiny Magnets to Capture Cancer

    ... out of the body. Researchers at the Georgia Institute of Technology have shown that magnetic nanoparticles—tiny shards of magnetic metal, less than a hundred thousandths of an inch in diameter—can be ...
  • Brain's magnetic fields reveal language delays in autism

    ... Chicago. "The brain's electrical signals generate tiny magnetic fields, which change with each sensation ... magnetic fields. When sounds were presented, the MEG recorded a delay of 20 milliseconds (1/50 ...
  • Tiny magnetic crystals in bacteria are a compass, say Imperial researchers

    Scientists have shown that tiny crystals found inside bacteria provide a magnetic compass to help them ... known magnetosomes do posses the right magnetic qualities needed to facilitate navigation. Study ...
  • A fast magnetic fix for sepsis?

    ... on April 13). The system they envision will work like this: The patient's blood is drawn, and tiny magnetic beads, pre-coated with antibodies against specific pathogens (such as the fungus Candida ...
  • Nanophysicists find unexpected magnetic effect

    ... a magnetic impurity will tend to flip its spin and therefore get deflected from its path. This explains why even tiny magnetic impurities can cause electrical resistance to rise, in ...
  • Scientists discover magnetic superatoms

    ... eight cesium atoms, acts like a tiny magnet that can mimic a single manganese atom ... electricity and hence the superatom combines the benefit of magnetic character along with ease of conduction through ...
  • Birds may use tiny magnetic field as GPS

    LONDON, May 6 (UPI) -- U.S. and British researchers say birds may use chemical magnetoreception to orient themselves during flight.
  • Discovery by UC Riverside physicists could enable development of faster computers

    ... or stored. Dependent on the "spin" of electrons, a property electrons possess that makes them behave like tiny magnets, the discovery could help in the development of spin-based ...
  • Device puts steering at the tip of the tongue

    WASHINGTON (Reuters) - A new device that uses a tiny magnet can help disabled people steer a wheelchair or operate a computer using only the tip of the tongue, U.S. researchers reported on Monday.
  • Zooming way in, technique offers close-ups of electrons, nuclei

    ... image inside human bodies by scanning the magnetic activity of billions of individual nuclei. The new ... intrinsic angular momentum, acts like a tiny magnet, providing one of the few outwardly detectable ...
  • Putting a new spin on current research

    ... a property called 'spin' and work like tiny magnets which can point up, down or a quantum superposition ... achieve the record quantum lifetime the team used a magnetic field twenty-five times stronger ...
  • Spinning into the future of data storage

    ... magnetic read-heads. These read-heads allow magnetically-encoded data to be very densely packed, ... , elementary particles that act like tiny magnets, to measure the magnetic field within the device. As ...

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