News tagged with radio waves

Astronomers detect coolest radio star

(Phys.org) -- Astronomers using the world's largest radio telescope, at Arecibo, Puerto Rico, have discovered flaring radio emission from an ultra-cool star, not much warmer than the planet Jupiter, shattering the previous ...

Apr 18, 2012 4.3 / 5 (3) 6 | with audio podcast

A pulsar with a tremendous hiccup

(Phys.org) -- Pulsars are superlative cosmic beacons. These compact neutron stars rotate about their axes many times per second, emitting radio waves and gamma radiation into space.  Using ingenious data ...

Jul 24, 2012 4 / 5 (6) 0 | with audio podcast

Using radio waves to bake tumors

(Phys.org) -- Nanothermal therapy – the use of nanoparticles to cook a tumor to death – is one of the many promising uses of nanotechnology to both improve the effectiveness of cancer therapy and reduce its side ...

Apr 06, 2012 4.8 / 5 (4) 2 | with audio podcast