News tagged with microwave radiation

Researchers build fully mechanical phonon laser

(Phys.org) —Researchers working at Japan's NTT Basic Research Laboratories have successfully built an all mechanical phonon laser. In their paper published in Physical Review Letters, the team describes how th ...

Mar 19, 2013 report
4.4 / 5 (20) 7 | with audio podcast

The earth is not at rest

(Phys.org) -- The Earth is not at rest. It orbits the Sun, which in turn orbits the center of the Milky Way Galaxy, which in turn moves within the Local Group of Galaxies - a collection of about fifty four ...

Apr 18, 2012
4.5 / 5 (19) 4 | with audio podcast

A spiral galaxy with a secret

(Phys.org)—The NASA/ESA Hubble Space Telescope – with a little help from an amateur astronomer – has produced one of the best views yet of nearby spiral galaxy Messier 106. Located a little over 20 ...

Feb 05, 2013
4.7 / 5 (16) 1 | with audio podcast

Probing the dark side of the universe

Advancing into the next frontier in astrophysics and cosmology depends on our ability to detect the presence of a particular type of wave in space, a primordial gravitational wave. Much like ripples moving ...

May 20, 2010
4.6 / 5 (15) 65 | with audio podcast

Scientists create artificial mini 'black hole'

(PhysOrg.com) -- Scientists from China have built a device that can trap and absorb microwaves coming from all directions with a 99% absorption rate - a property that makes the device simulate, to some extent, ...

Jun 03, 2010 report
3.9 / 5 (16) 13 | with audio podcast

Most distant detection of water in the Universe

(PhysOrg.com) -- Astronomers have found the most distant signs of water in the Universe to date. Dr John McKean of the Netherlands Institute for Radio Astronomy (ASTRON) will be presenting the discovery at ...

Apr 22, 2009
4.6 / 5 (13) 1

Big Bang under the microscope

(Phys.org)—Scientists have replaced the telescope with the microscope: Using the similarities between the structure of a crystal and the state of the cosmos in the early universe, they have explored a yet ...

Jan 03, 2013
3.9 / 5 (15) 22 | with audio podcast