News articles tagged with 'radio'
Smartphones - the grip of death
— 28 Feb 2011 17:07 | TechnologyThe growth in the demand of smartphones has highlighted the complexities of wireless communications through problems of reduced sensitivity when the user holds some devices. New research…
Metamaterials approach makes better satellite antennas
— 31 Jan 2011 16:10 | TechnologyCheaper, lighter and more energy-efficient broadband devices on communications satellites may be possible using metamaterials to modify horn antennas, according to engineers from Penn…
Off-the-shelf electronics turn up gain on spectroscopy
— 11 Jan 2011 17:47 | TechnologyWhether the object of attention is a novel aspect of the universe or an enigmatic and distant colleague, listening is key to nearly any effort to seek understanding. And not just with…
Surprise: Dwarf galaxy harbours supermassive black hole
— 9 Jan 2011 19:13 | AstronomyThe surprising discovery of a supermassive black hole in a small nearby galaxy has given astronomers a tantalising look at how black holes and galaxies may have grown in the early history…
Astronomers use moon in effort to corral elusive cosmic particles
— 1 Dec 2010 18:35 | AstronomySeeking to detect mysterious, ultra-high-energy neutrinos from distant regions of space, a team of astronomers used the Moon as part of an innovative telescope system for the search.…
'Russian doll' galaxy reveals black holes' true power
— 24 Nov 2010 22:48 | AstronomyFollowing a study of what is in effect a miniature galaxy buried inside a normal-sized one - like a Russian doll - astronomers using a CSIRO telescope have concluded that massive black…
Apple reinvents iPod nano with multi-touch interface
— 2 Sep 2010 14:16 | TechnologyApple unveiled a completely redesigned iPod nano(R) featuring Apple's Multi-Touch interface that lets users navigate their music collection by simply tapping or swiping a finger on…
Cool! Researchers find way to use HVAC ducts for wireless monitoring technology
— 18 Aug 2010 17:36 | TechnologyA new study by a team including a professor from North Carolina State University has found a way to implement wireless monitoring technology - with uses ranging from climate control…
Radio astronomers develop new technique for studying dark energy
— 22 Jul 2010 11:08 | AstronomyPioneering observations with the National Science Foundation's giant Robert C. Byrd Green Bank Telescope (GBT) have given astronomers a new tool for mapping large cosmic structures.…
Black hole jerked around twice
— 22 Jul 2010 10:20 | AstronomyScientists have found evidence that a giant black hole has been jerked around twice, causing its spin axis to point in a different direction from before. This discovery, made with new…