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Ethan Siegel is a theoretical astrophysicist who currently teaches at Lewis & Clark College in Portland, OR. You can learn about him, contact him, or just enjoy the site.
June 5, 2010: Ethan will be at the Beard Team USA Nationals in Bend, OR. I've been growing one since Thanksgiving; wish me luck!
June 30, 2009
Category: Solar System
There's no doubt that physics and astronomy was booming in the 1960s. The model that protons and neutrons were made of quarks was proposed and validated, the most powerful nuclear device of all time was detonated, and the Cosmic Microwave...
Posted by Ethan Siegel at 4:59 PM • 10 Comments • 0 TrackBacks
June 29, 2009
Category: Astronomy
Last week, I was lucky enough to get to host the Carnival of Space. This week, the honor goes to Jennifer Ouellette at Twisted Physics, and my article on the 1950s and Fred Hoyle gets top billing! There are a...
Posted by Ethan Siegel at 10:30 PM • 1 Comments • 0 TrackBacks
Category: Physics
The Earth is one of those extremely rare, special places in the Universe where water can exist, stably, as a liquid. So much of it exists here on Earth, that if you were to add up all the oceans on...
Posted by Ethan Siegel at 4:55 PM • 14 Comments • 0 TrackBacks
June 27, 2009
Category: Random Stuff
All the day long whether rain or shine she's a part of the assembly line she's making history working for victory Rosie the Riveter! One of the most iconic images, spawned by this song: is that of Rosie the Riveter....
Posted by Ethan Siegel at 2:05 AM • 7 Comments • 0 TrackBacks
June 26, 2009
Category: Physics
Or, to put it as one of my readers/questioners did, Why doesn't the Space Needle, a top-heavy skyscraper, ever tip over and fall? This is reasonable, and there's precedent for this. After all, the Leaning Tower of Pisa was falling...
Posted by Ethan Siegel at 4:47 PM • 22 Comments • 0 TrackBacks
June 25, 2009
Category: Physics
Earlier this week, I wrote about how the heavier elements in the Universe were made. Specifically, that they are made in stars. These stars then explode in a variety of ways, enriching the Universe with these heavy elements, and allowing...
Posted by Ethan Siegel at 4:06 PM • 19 Comments • 0 TrackBacks
June 24, 2009
Category: Right and Wrong
There is a long history of oppression of women on many fronts in our society. Socially, politically, economically, and legally, among others. There are a number of very good bloggers here who often address gender issues, and I'm not typically...
Posted by Ethan Siegel at 3:14 PM • 117 Comments • 0 TrackBacks
June 23, 2009
Category: Stars
In the 1940s, the Big Bang theory was first conceived and detailed. But, to quote Niels Bohr, We are all agreed that your theory is crazy. The question which divides us is whether it is crazy enough to have a...
Posted by Ethan Siegel at 8:26 PM • 31 Comments • 0 TrackBacks
June 22, 2009
Category: Astronomy
We have a treat for you this week: Starts With A Bang gets to host this week's Carnival of Space! We take the best space and astronomy posts from around the internet and pull them together in one great extravaganza!...
Posted by Ethan Siegel at 5:24 PM • 12 Comments • 0 TrackBacks
June 21, 2009
Category: Random Stuff
Somewhere in my mind, I like to try and construct a timeline of all of human history. Yes, there's the obvious stuff, like the discovery of fire, the learning of what foods will and won't kill you, the domestication of...
Posted by Ethan Siegel at 12:39 PM • 9 Comments • 0 TrackBacks
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