News tagged with radio waves

Fermi maps an active galaxy's 'smokestack plumes'

If our eyes could see radio waves, the nearby galaxy Centaurus A (Cen A) would be one of the biggest and brightest objects in the sky, nearly 20 times the apparent size of a full moon. What we can't see when ...

Apr 01, 2010
5 / 5 (6) 1 | with audio podcast

Discovery of Saturn's auroral heartbeat

(PhysOrg.com) -- An international team of scientists led by Dr Jonathan Nichols of the University of Leicester has discovered that Saturn’s aurora, an ethereal ultraviolet glow which illuminates Saturn’s ...

Aug 04, 2010
5 / 5 (2) 2 | with audio podcast

Radio waves carry news of climate change

The ionosphere, one of the regions of the upper atmosphere, plays an important role in global communications. Ionized by solar radiation, this electricity-rich region is used for the transmission of long ...

Jul 30, 2013
4 / 5 (8) 1