News tagged with polarization

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Mars: What lies beneath

There is much more to Mars than meets the eye. By using the radar on Mars Express, we can see several kilometres below the surface to see what lies beneath.

Aug 13, 2013
4.8 / 5 (21) 6

IQ boost for web intelligence

Views and opinions can now be filtered out of very large volumes of online text with greater accuracy than ever before. Thanks to an automatic method developed at MODUL University Vienna, ambiguous terms in online content ...

Aug 08, 2013
4 / 5 (4) 0

Size matters for creatures of cold polar waters

Scientists at the Universities of Liverpool, Plymouth, and Radboud, Netherlands, have challenged the view that giant animals are found in polar seas because of a superabundance of oxygen in cold water.

Jul 10, 2013
3 / 5 (5) 1 | with audio podcast

Researchers develop light transistor

TU Vienna has managed to turn the oscillation direction of beams of light – simply by applying an electrical current to a special material. This way, a transistor can be built that functions with light ...

Jul 08, 2013
4.9 / 5 (9) 1 | with audio podcast

Star Tau Boo's baffling magnetic flips

(Phys.org) —The first observations of the complete magnetic cycle of a star other than the Sun are proving a puzzle to astronomers. Tau Boötis, known as Tau Boo (τ Boo), is a yellowish star that is a ...

Jul 04, 2013
4.8 / 5 (13) 3 | with audio podcast