Electric bicycles are rated in terms of the power rating of their motors. But what does it mean to have a “250 watt” motor on your bike?”
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C.W. Nevius rides a bicycle?
October 9, 2012 – 7:00 am
San Francisco Chronicle columnist C.W. Nevius writes from the windshield perspective and is often accused of an anti-bike bias. Bay Area cycling advocates have learned to season Nevius’s reporting with several grains of salty skepticism, but occasionally his articles see distribution in the wider world of bike activism outside of the San Francisco area. So read more
Santa Cruz MAH: Freak Bikes this weekend
August 17, 2012 – 3:34 pm
The Santa Cruz Museum of Art & History “Experience Metal” interactive exhibit this weekend will feature, among many other things, ridable art bikes. On display is a compilation of tools, appliances, and cargo-carrying devices, all powered by the humble bicycle. Included are such creations as a bike blender, a hacked tandem independent drive, center-pull brake read more
SRAM 2012 Red test ride
May 18, 2012 – 8:00 am
Not long ago, I had opportunity to put a few miles on a SRAM 2012 Red equipped bike.
D.C. Emancipation Day
April 16, 2012 – 11:43 am
Happy Emancipation Day, everybody. For U.S. residents, that’s the reason tax returns are due on Tuesday instead of today. The IRS deferred the tax return deadline in deference to this holiday, which marks the anniversary of Abraham Lincoln’s signing of the Compensated Emancipation Act on April 16, 1862. This law ended slavery in D.C., which read more
Inframan!
November 7, 2011 – 2:04 pm
My son is learning chemical compound naming conventions. Oxyanions (i.e. polyatomic negatively charged ions with oxygen atoms combined with another element) are named hypo-*-ite, *-ite, *-ate, and per-*-ate, depending on the number of oxygen atoms in the anion. Hypo-*-ite has the least number of oxygen atoms, while per-*-ate has the most oxygen atoms. He was read more