Now on ScienceBlogs: #scio10 aftermath: Continuing thoughts on what civil engagement could mean, online or offline.
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.
April 8th @ 7PM -- premiere of the short film "Dark Matter", starring me, at Hollywood Theatre in Portland, OR!
Category: Health
A bad day for your ego is a great day for your soul. -Jillian Michaels One of the most popular exercises at the gym is the treadmill. And why wouldn't it be? Whether you're running or walking, it's a great...
Posted by Ethan Siegel at 8:33 PM • 22 Comments • 0 TrackBacks
Category: big bang
Electricity is actually made up of extremely tiny particles called electrons that you cannot see with the naked eye unless you have been drinking. -Dave Barry Welcome back to our series on The Greatest Story Every Told, where we start...
Posted by Ethan Siegel at 9:45 PM • 15 Comments • 0 TrackBacks
Category: big bang
Yesterday, I wrote to you about part 5 of The Greatest Story Ever Told, about how the Universe came to have more matter than antimatter in it. And many of you correctly responded that I had given too much detail...
Posted by Ethan Siegel at 12:36 PM • 12 Comments • 0 TrackBacks
Category: big bang
For every one billion particles of antimatter there were one billion and one particles of matter. And when the mutual annihilation was complete, one billionth remained - and that's our present universe. -Albert Einstein Welcome back to our series, The...
Posted by Ethan Siegel at 8:28 PM • 16 Comments • 0 TrackBacks
Category: Solar System
When you get into a tight place and everything goes against you, till it seems as though you could not hang on a minute longer, never give up then, for that is just the place and time that the tide...
Posted by Ethan Siegel at 8:18 PM • 19 Comments • 0 TrackBacks
Category: Physics
You see, wire telegraph is a kind of a very, very long cat. You pull his tail in New York and his head is meowing in Los Angeles. Do you understand this? And radio operates exactly the same way: you...
Posted by Ethan Siegel at 3:16 PM • 28 Comments • 0 TrackBacks
Category: Physics
However time may be measured at the Naval Observatory, the clock seems to tick slowly here when Congress is out of town. -Richard Corrigan The following is the mostly true (but somewhat fictionalized) story of the first clocks in the...
Posted by Ethan Siegel at 7:08 PM • 11 Comments • 0 TrackBacks
Category: big bang
The New Age? It's just the old age stuck in a microwave oven for fifteen seconds. -James Randi About two weeks ago, the WMAP (Wilkinson Microwave Anisotropy Probe) team released their seven-year results, and I'm finally ready to tell you...
Posted by Ethan Siegel at 12:20 PM • 39 Comments • 0 TrackBacks
Category: big bang
Ever since I was a child I have had this instinctive urge for expansion and growth. To me, the function and duty of a quality human being is the sincere and honest development of one's potential. -Bruce Lee It isn't...
Posted by Ethan Siegel at 8:15 PM • 30 Comments • 0 TrackBacks
Category: big bang
Nobody can go back and start a new beginning, but anyone can start today and make a new ending. -Maria Robinson In parts one and two, we covered the very beginning of the Universe as we know it. Specifically, we...
Posted by Ethan Siegel at 8:34 PM • 37 Comments • 0 TrackBacks
