Swans on Tea

Physics, tech and humor. Because science and learning are cool, and life’s too short not to laugh.

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Date: November 21st, 2008

Proton Mass Calculated

21 November, 2008 (19:27) | Physics | 2 comments

It’s confirmed: Matter is merely vacuum fluctuations
Each proton (or neutron) is made of three quarks – but the individual masses of these quarks only add up to about 1% of the proton’s mass. So what accounts for the rest of it?
Theory says it is created by the force that binds quarks together, called the strong [...]

Oh, Well. That’s Life.

21 November, 2008 (15:34) | History, Photos |

Oh, well, That’s Life
What’s Life?
A magazine.
How much does it cost?
A quarter.
I only have a dime.
Oh, well, That’s Life
What’s Life?

(OK, “Who’s on first” is much better, but off the topic here)
LIFE photo archive hosted by Google

Gears, Glorious Gears!

21 November, 2008 (06:15) | Tech, Video |

Helical (angled-tooth) gears. Witchcraft, because they’re made of wood.
You need to a flashplayer enabled browser to view this YouTube video
More at the maker’s site

Class is in Session

21 November, 2008 (06:15) | Physics, Politics |

The List: Five Physics Lessons for Obama
Everyone expects the U.S. president to know the difference between Sunni and Shiite, or understand the causes of the financial meltdown. But in today’s high-tech world, many critical issues have more to do with electrons than economics. Here are five short physics lessons for President-elect Obama from the author [...]

 

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