Tuesday, January 20, 2015

The Sun

The most beautiful image of the sun I have seen so far.
"Processed image of SDO multiwavelength blend from Jan. 19, 2015, the date of the spacecraft's 100th millionth image release. Credit: NASA/SDO"

"On Jan. 19, 2015, at 12:49 p.m. EST, an instrument on NASA's Solar Dynamics Observatory captured its 100 millionth image of the sun. The instrument is the Atmospheric Imaging Assembly, or AIA, which gathers uses four telescopes working parallel to gather eight images of the sun – cycling through 10 different wavelengths -- every 12 seconds." Continue...

Monday, January 19, 2015

Photos of the Year 2014

Maybe it's a bit late, but who cares.
Collection of my favourite photos from last year.

Scientific method: Statistical errors

Few words about p-value.
"statistical hypothesis inference testing"

Full article