Vlog

Another important feature in the history of Universe are the proto-galaxies. In the last 30 years we were able to observe only a few dozen of these proto or primeval galaxies, which mostly looked like shapeless blobs with an intense UV emission.

http://www.youtube.com/watch?v=qHFEmCggoLA In the first Astroholic Vlog, I present a soap box talk (minus the box) about merging galaxies.  

The Universe coming out of the cosmic dark ages was a bleak place. The afterglow of the Big Bang had slipped into infrared radiation and neutral hydrogen was a mist stretching the entire cosmos....

http://www.youtube.com/watch?v=EHQ2wxq98Wg In this “out of office” vlog I try to clarify some misconceptions about the distance between the Earth and the Moon, using props and a wonderful animation by Digital Welshman.

http://www.youtube.com/watch?v=Vn4buJ2SJjc The Universe began 13.8 billion years ago in an event called the Big Bang. Throughout its ages the universe has changed a lot, sometimes dramatically, so to appreciate these changes I'm going to discuss...

http://www.youtube.com/watch?v=AlHo9ssaVGU The third feature is about Population III stars. These stars are the first lights that shone in the Universe. These stars no longer exist, but affected the environment of the early Universe. They  formed...

Thermodynamics is a funny area of physics, where different physical quantities are profoundly connected. In this video we look at how reducing the pressure allows you to reduce the boiling point of water. https://www.youtube.com/watch?v=ycQtzuzk9UY  

  Pluto is still not officially a planet. No matter what most people think, both scientist and non, until the International Astronomical Union has a vote, Pluto remains a dwarf planet. According to the IAU a...

https://www.youtube.com/watch?v=NYkFoByE2ag&feature=youtu.be The final feature for this series is Life. The Universe is such mind-boggling huge place that we are most definitely the best that random chances and selfish genes can produce. NASA defines life as a: “Self-sustaining...

https://youtu.be/_eZFWOdOXu0 I've been asked a few times about powerful supermassive black holes, and one of my old articles has suddenly become popular again, getting a thousand views in June, so I think we are in...