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Category/Subcategory: Natural Sciences/Astronomy

The Quest To Capture Gravitational Waves - Space

Author: Euronews Knowledge
Made by euronews, the most watched news channel in Europe. euronews knowledge brings you a fresh mix of the world's most interesting know-hows, directly from space and sci-tech experts.

Views: 987

Magneto-acoustic waves in magnetic flux tube

Author: Vigeesh Gangadharan
Temperature perturbations associated with the propagation of magneto-acoustic waves in a magnetic flux tube. Two scenarios of wave excitation, viz. granular buffeting and swirly motion are studied. Buffeting by granule are likely ... more

Views: 901

Spicules and their on-disk counterparts - The main driver for solar chromospheric heating? - The GREGOR Fabry-Perot Interferometer @ VTT

Author: Klaus Gerhard Puschmann
Example of a typical Hα Line Scan of solar off-limb spicules (in emission) and on-disk counterparts (in absorption) performed on 4 May 2005 with the GREGOR Fabry-Perot Interferometer (GFPI, Puschmann et al. 2006, A&A 451, 1151) d ... more

Views: 1200

Magneto-acoustic wave propagation in the solar atmosphere: vertical magnetic field ($\theta=30^°$), disturbance $\delta B$

Author: Christian Nutto
Magnetic field perturbations, $\delta B/B_0$, for di fferent time steps and for the scenario of a vertical magnetic fi eld. The magneto-acoustic wave propagates from the source (piston) located at (x; z) = (1000;-750) km. The hori ... more

Views: 1044

Fast Core Rotation in Red Giant Stars

Author: Paul Beck
This artist impression illustrates the rotation inside a red giant star. Such stars have radii of more than 5 times the radius of the Sun.

Views: 703

IAC Investiga - Física Solar

Author: SOLARNET - High Resolution Solar Physics Network
Video on Solar Physics at the IAC with English Subtitles El IAC cuenta sus líneas de investigación en cinco vídeos. "Física Solar" es el primero de los audiovisuales producidos por este centro astrofísico con financiación ... more

Views: 829

Tornadoes in the solar atmosphere: vorticities connected to magnetic field

Author: Christian Nutto
The sequence shows the evolution of dynamic structures resembling tornadoes in the solar atmosphere. The blue and green color scheme shows the vorticity in the solar atmosphere in the regions where solar tornadoes appear. The plan ... more

Views: 704

What's the risk from asteroids, and what's being done about it?

Author: Euronews Knowledge
made by euronews: the most watched news channel in Europe

Views: 39

Manuel Collados Vera - GREGOR telescope

Author: SOLARNET - High Resolution Solar Physics Network
Manuel Collados Vera talking about the GREGOR telescope

Views: 814

Looking at Earth as a planet

Author: Euronews Knowledge
Made by euronews, the most watched news channel in Europe. euronews knowledge brings you a fresh mix of the world's most interesting know-hows, directly from space and sci-tech experts.

Views: 358