News tagged with wavelength

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NASA image: Giant landform on Mars

(Phys.org) —Sandy landforms formed by the wind, or aeolian bedforms, are classified by the wavelength—or length—between crests. On Mars, we can observe four classes of bedforms (in order of increasing ...

Jun 06, 2014
4.8 / 5 (4) 0

Video: Spurting plasma

A stream of plasma burst out from the sun, but since it lacked enough force to break away, most of it fell back into the sun (May 27, 2014).

Jun 17, 2014
4.8 / 5 (4) 0

Orion's hidden fiery ribbon

(Phys.org) —This dramatic new image of cosmic clouds in the constellation of Orion reveals what seems to be a fiery ribbon in the sky. This orange glow represents faint light coming from grains of cold ...

May 15, 2013
4.5 / 5 (4) 18 | with audio podcast

Masers in stellar nurseries

(Phys.org)—Astronomers have come to realize that the process of star formation, once thought to consist essentially of just the simple coalescence of material by gravity, occurs in a complex series of stages. ...

Dec 24, 2012
5 / 5 (3) 7 | with audio podcast