Engineering news and resources

MotionGenesis: F=ma Software, textbooks, training, consulting.
Wayback machine (archives websites)    MacTutor History of Mathematics    Brief history of negative numbers (in vogue since 1500 A.D.)
Etymology (e.g., of "robot")    Contranyms (weird English)    Controversies with Newton F = ma   
Job talk for engineers    Life without Engineers    Dynamic celt (rattleback)   
Physics demos - Harvey Mudd    Physics demos - Brown    MIT Open Courseware   

Quirky news articles

  • (html) Humans lose concrete recipe for 1300 years!
  • (pdf) Humans lose critical heat-shielding recipe for re-entry to Earth!
  • (html) NASA looks for heat shields in Smithsonian museum
    "...according to the Orion program executive the Orion project originally intended to use the heat shield from the Apollo program as a fallback technology for the Orion thermal protection system, but was unable to recreate the Apollo material."
  • (link)   (pdf) NASA has trouble with Newton's Law -- as contrasted with better analysis at   (link)
  • (html) Chernobyl nuclear experiment (no accident?)

Software/books

  MotionGenesis (formerly Autolev)   Interactive Physics   Working Model   Audio/Image/Video/Document converter
  SimWise (formerly MSC.visualNastran 4D)   OpenSim (biomechanics software)   Kane's books (Free download from Cornell library)
  Notepad++ (Windows text editor -- free)   TextWrangler (Macintosh text editor -- free)   Convex Optimization (Free?)   Kinematic synthesis (News)

Mostly public domain pictures and images

  PublicDomainPictures.net   PublicPhoto.org   PublicDomainImage.com   PD Photo (Public Domain)
  Yahoo image search   Google image search   Flickr image search   Pixabay -- use CC0 (public domain)  
  WikiMedia Commons   WikiMedia Public Domain (list)   WikiMedia Public Domain (list)   WikiMedia Public Domain (user)
  PhotoRack.net   99Designs.com        
  U.S. Government images   U.S. Dept. of Transportation (byways.org)   Photographic libraries (Public Domain)  
  NASA: Multimedia images   NASA: JPL images   NASA: Great Images   NOAA.gov Photolib   B
  Library of congress   USGS Photos   USDA/Photos   USDA Photo Gallery Natural resources
  USGS Photos   NPS photo archive   U.S. Fish and Wildlife   U.S. National Institute of Health (NIH)
  U.S. CIA - The world factbook   U.S. Center for Disease Control   Simulation ToolKit (SimTK) graphics   U.S. National Institute of Health (NIH)
  U.S. Marine Images   U.S. Army Images   U.S. Coast Guard Images   U.S. Dept. Of Defense Media
  U.S. Navy Images   B   U.S. Navy History Images   U.S. Airforce images   U.S. Dept. of Defense Media

  WPClipart.com   PD clip art (Public domain)   Open clip art (Public domain)   Nicu's Clipart/cartoons (on OpenClipart)
  ClipArtToday.com   Christians Unite Clipart   Tango icons   $1 DreamsTime   $3 ShutterStock
  Tango icons   $1 DreamsTime   $3 ShutterStock

Music and Flash Mob Choirs

  Pandora internet radio   Grooveshark internet radio   Ode to Joy   Uptown funk dance
  Hallelujah flash mob at food court   Sound of Music at Antwerp Belgium train station   Welcome Home (Heathrow airport)   Piano stairs in Stockholm
  TMobile dance (London Train station)   Tmobile flash mob acapella sounds like instruments   6-year old pianist, Rockford IL (from the heart)   Fantastic Instrument

Just for fun

  Calvin & Hobbes   Ph.D. comics   xkcd comics  
  Science is amazing and no one is happy   Abbott and Costello's "creative math"   How you speak = where you are from   Desiderata
  Jung Briggs-Meyer human personality test   How to do everything faster   Don't honk at old people   Smarter than 8th grader?

Multitasking and academics

  Stanford multitasking study: "They're suckers for irrelevancy. Everything distracts them."   Multitasking: Perform worse, feel better.
  MIT Technology Review: Cell phone equates to drunk driving   Multitasking: Second-hand smoke for learning.
  Facebook + texting + schoolwork = Negative GPA   Multitasking research and teaching: Adjunct faculty
  Relevant teaching? Volcanos, cars, and STEM   Standardized testing pros/cons
  Mis-education in America?   Modern family & stress.   The sorrows of young Palo Altans.   Data
  College ranking by value   B

Riddles for STEM (Science, Technology, Engineering, Math)

  Monty-Hall (Prize behind 3-doors)   Deadly-choice logic   Poisoned wine and more   More riddles
  Farmer, wolf, goat, cabbage, row-boat   100 prisoners with red & blue hats   4 people across bride in 14 minutes   13 cards face-up
  Cannibal & scientists riddle with learning styles   Euler: 1 + 2 + 3 + 4 + ... =   -112 ?  


Overcoming certainty: Which way will it roll?
Wordplay: The crossword Blog of the New York Times.
Click here for the solution to this dynamics puzzle (.pdf)
MotionGenesis - Roll that spool: Overcoming certainty