User contributions for Hammack

6 October 2023

• 14:2414:24, 6 October 2023 diff hist +130 N User:Hammack ←Created page with 'Bill Hammack, Professor of Chemical and Biomolecular Engineering at the University of Illinois, and creator of EngineerGuy videos.' current
• 14:2314:23, 6 October 2023 diff hist +3 m William B. Russel Changed to past tense (which I should have done when I added his date of death.
• 14:1714:17, 6 October 2023 diff hist +56 m William B. Russel Updated with Russel's birth and death dates.

25 March 2019

• 16:3316:33, 25 March 2019 diff hist +54 m Surface tension A small clarification about the Gibb's Free Energy. It is a minimum at equilibrium (i.e., determines the direction of spontaneous change) only for system at constant P and T.

15 March 2017

• 15:0815:08, 15 March 2017 diff hist +804 Talk:Albert A. Michelson →Harmonic analyzer: Add info on engineerguy videos in wiki commons on Michelson harmonic analyzer

20 March 2013

• 21:1221:12, 20 March 2013 diff hist −1 m Dennistoun Burney Correct spelling of Barnes Wallis [from Wallace to Wallis]

3 May 2011

• 13:1913:19, 3 May 2011 diff hist +66 National Association of Science Writers Added link to wiki page on Science in Society Awards

13 February 2011

• 17:0517:05, 13 February 2011 diff hist +21 m Ernst Cassirer New translation of logic of the humanities ... now called logic of the cultural science ... I have updated this.

7 January 2011

• 21:2221:22, 7 January 2011 diff hist +193 m Odyssey (WBEZ) Added what the host did after the show ended.

16 November 2010

• 22:0822:08, 16 November 2010 diff hist +741 Talk:IBM Selectric →Video in wiki commons showing Selectric Type Element in Motion: new section

23 March 2010

• 23:5323:53, 23 March 2010 diff hist 0 User talk:MrOllie No edit summary
• 23:5323:53, 23 March 2010 diff hist +327 User talk:MrOllie No edit summary
• 21:0021:00, 23 March 2010 diff hist +514 User talk:MrOllie No edit summary
• 20:2820:28, 23 March 2010 diff hist +902 User talk:MrOllie No edit summary
• 20:1720:17, 23 March 2010 diff hist −2 m User talk:Hammack No edit summary
• 20:1320:13, 23 March 2010 diff hist 0 m User talk:Hammack corrected mis-spellings
• 20:1220:12, 23 March 2010 diff hist +24 m User talk:Hammack No edit summary
• 20:1220:12, 23 March 2010 diff hist +628 User talk:Hammack No edit summary
• 15:4315:43, 23 March 2010 diff hist +492 Landfill Added a video in response to wikipedia's push to support theora codec. In announcing this initiative they noted that the definition of an "encyclopedic" video is "fresh territory" ... ;-))
• 15:4015:40, 23 March 2010 diff hist +503 Engineering Added a video in response to wikipedia's push to support theora codec. In announcing this initiative they noted that the definition of an "encyclopedic" video is "fresh territory" ... ;-))
• 15:3715:37, 23 March 2010 diff hist +384 Plasma (physics) Added a video in response to wikipedia's push to support theora codec. In announcing this initiative they noted that the definition of an "encyclopedic" video is "fresh territory" ... ;-))
• 15:3015:30, 23 March 2010 diff hist +325 Tantalum Added a video in response to wikipedia's push to support theora codec. In announcing this initiative they noted that the definition of an "encyclopedic" video is "fresh territory" ... ;-))
• 15:2715:27, 23 March 2010 diff hist +414 Transistor Added a video in response to wikipedia's push to support theora codec. In announcing this initiative they noted that the definition of an "encyclopedic" video is "fresh territory" ... ;-))
• 13:4913:49, 23 March 2010 diff hist −1 m Transistor Corrected spelling errors

20 March 2010

• 03:1803:18, 20 March 2010 diff hist +440 Henry Dreyfuss Added a video in response to wikipedia's push to support theora codec. In announcing this initiative they noted that the definition of an "encyclopedic" video is "fresh territory" ... ;-)

15 October 2009

• 03:5003:50, 15 October 2009 diff hist −13 Bullitt No edit summary

16 May 2009

• 19:1219:12, 16 May 2009 diff hist +211 m As It Happens Added note that As It Happens will start distributing a podcast of the full show ... the CBC has been very slow in doing this ....

4 May 2009

• 23:4223:42, 4 May 2009 diff hist +605 The Takeaway Added information that Adaora Udoji had left the show.

4 November 2008

• 02:4602:46, 4 November 2008 diff hist +699 Science in Society Journalism Awards Added note about how awards are changing in 2009; updated 2008 winners

17 October 2008

• 01:4301:43, 17 October 2008 diff hist +570 N Frances Arnold ←Created page with 'Frances H. Arnold pioneered the use of directed evolution as an engineering tool to create useful biological systems; e.g., enzymes, metabolic pathways, genetic cir...'