An amazing video on Evolution and Intelligent Design

Evolution, creationism, and intelligent design are words that many people have extremely strong opinions about. Regardless of how you feel about why the laws of nature are what they are, which have evidently allowed us to exist, the evidence for the validity of the theory of evolution with one major mechanism being natural selection is … Read moreAn amazing video on Evolution and Intelligent Design

An amazing discovery: a double Einstein Ring!

One of the perks of being a postdoc at a place like the University of Arizona, one of the top places in the US for astronomy, is that we get a number of really interesting visitors. Today we got paid a visit by Tommaso Treu, an astronomer at UC Santa Barbara. He spoke to us … Read moreAn amazing discovery: a double Einstein Ring!

MOND vs. Dark Matter

The first serious advocate of modifying Newton’s laws instead of postulating unseen (or dark) matter was Moti Milgrom, from whom today a new article appears on the astrophysics preprint archives. In particular, Milgrom asserts the following: MOND predictions imply that baryons alone accurately determine the full field of each and every individual galactic object. These … Read moreMOND vs. Dark Matter

Setting up for the Blogosphere

In preparation for the launch of, I am attempting to embed a video I had found on youtube, of the slow-motion ignition of a lighter. How does this work?  The video demonstrates that to make something very simple happen (to get a sustained, controlled flame out of a compact piece of equipment), a lot of … Read moreSetting up for the Blogosphere