High-definition television

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High-Definition Television (or HDTV) is a digital television broadcasting system with higher resolution than traditional television systems (standard-definition TV, or SDTV). HDTV is digitally broadcast; the earliest implementations used analog broadcasting, but today digital television (DTV) signals are used, requiring less bandwidth due to digital video compression.

For more information about High-definition television, read the full article at Wikipedia.
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News tagged with high definition


Final Blu-ray 3D Specification Announced

Technology / Hi Tech

created 7 hours ago | popularity 5 / 5 (1) | comments 0

The Blu-ray Disc Association (BDA) today announced the finalization and release of the "Blu-ray 3DTM" specification. The specification, which represents the work of the leading Hollywood studios and consumer electronic and ...





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ROV Jason images the discovery of the deepest explosive eruption on the sea floor (w/ Video)

Oceanographers image the discovery of the deepest explosive eruption on the sea floor (w/ Video)

Space & Earth / Earth Sciences

created 11 hours ago | popularity 4.8 / 5 (6) | comments 0

Oceanographers using the remotely operated vehicle (ROV) Jason discovered and recorded the first video and still images of a deep-sea volcano actively erupting molten lava on the seafloor.


Dyslexia defined: New study 'uncouples' reading and IQ over time

Dyslexia defined: New study 'uncouples' reading and IQ over time

Medicine & Health / Psychology & Psychiatry

created 12 hours ago | popularity 5 / 5 (1) | comments 1

Contrary to popular belief, some very smart, accomplished people cannot read well. This unexpected difficulty in reading in relation to intelligence, education and professional status is called dyslexia, and ...



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