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General Discussion

14931 threads, 275615 comments (18 Viewing)
 

China questionable practices.

01/17/2017 by phoenix911
It appears that China has done it again. A ring of 50 Chinese factories making fake, toxic brand name sauces has been discovered. The counterfeit foo...
Views: 5, Comments: 2
Last comment 01/17/2017 by phoenix911
 

Is This For Real??

01/16/2017 by Sid_Sidow
I found this on another site - it has to be a joke! Or not??????
Views: 72, Comments: 5
Last comment 01/16/2017 by lyn
 

Who Made This Beasty?

01/16/2017 by Phys
Picture of my Great Uncle Elmer circa the turn of the century (no not this one). Any idea which motor bike company made this? Can't see a model name...
Views: 215, Comments: 21
Last comment 01/17/2017 by IQ
 

Swimming Pool Water Ionizers

01/15/2017 by r&ddoc
Hi, I am considering buying one of these gadgets: http://www.ebay.com/itm/Blue-Sea-Solar-Ioniser-for-Swimming-Pools-80-Chemical-Savings-/122310524020?...
Views: 235, Comments: 31
Last comment 01/17/2017 by lyn
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Commercial Space

1963 threads, 3729 comments (1 Viewing)
 

ASML Seeks Optical Production Engineer- Second Shift to Join Their Team in Wilton

01/10/2017 by Express
Introduction ASML is the world's leading provider of lithography systems for the semiconductor industry, manufacturing complex machines critical to t...
Views: 51, Comments: 0
 

Polypropylene Sheet

12/29/2016 by alvagina
What’s more, the material offers excellent impact resistance and exhibits an extraordinary resistance to fatigue from flexing-in fact, polypropy...
Views: 98, Comments: 2
Last comment 12/29/2016 by alvagina
 

Principal Engineer (Product Safety) is Sought for BAE Systems in Barrow-In-Furne

12/22/2016 by Express
Principal Engineer - (Product Safety)-00040141 DESCRIPTION Would you like to be integral in producing the safety case for Astute class submarine? We...
Views: 133, Comments: 0
 

LED Universe Technology

12/18/2016 by AnnaRipley
How do you feel? I just discovered this stunning product here. http://www.ledsuniverse.com/en/flood-lights/
Views: 89, Comments: 1
Last comment 12/21/2016 by Phys
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CR4 Feedback

682 threads, 11950 comments (0 Viewing)
 

Engineering360 Link Weirdness

12/19/2016 by Andrew Westman
Only the blue links work. None of the others (including the comment button) do anything at all, even though the text becomes underlined and the cursor...
Views: 257, Comments: 18
Last comment 12/20/2016 by Andrew Westman
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Section Blogs

The Engineer's Notebook

383 blog entries, 6037 comments (0 Viewing)

Anyone Actually Reading Terms of Service Agreements? Anyone???

01/12/2017 by Jonathan Fuller
If you’ve been using the internet for longer than a few days or so, you’ve probably agreed to a handful of terms of service (TOS) agreemen...
Views: 382, Comments: 39
Last comment 01/14/2017 by Rixter

Tetris: Infiltrating Dreams and Memories Since 1984

01/09/2017 by Jonathan Fuller
Just before this past holiday season, I took what I thought was a novel approach to reducing daily stress: I started playing Tetris for about 15 minut...
Views: 311, Comments: 9
Last comment 01/11/2017 by MikeMack747
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Defense & Security Technology

110 blog entries, 1644 comments (1 Viewing)

50 Years of CES and Technological Advancement

01/12/2017 by Engineering360 eNewsletter
This year's CES, which begins on January 5, 2017, marks the 50th anniversary of the tradeshow. As a result, the event will focus on the significant co...
Views: 52, Comments: 0

Lidar Gives Armor Crews Model of Surroundings

12/03/2016 by Engineering360 eNewsletter
Under the U.S. DARPA's (Defense Advanced Research Projects Agency's) Ground X-Vehicle Technologies program, Raytheon is using a lidar to create a 3D m...
Views: 172, Comments: 1
Last comment 12/09/2016 by MR. Guest
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WoW Blog (Woman of the Week)

167 blog entries, 471 comments (1 Viewing)

Woman of the Week – Esther Conwell

01/16/2017 by lmno24
Dr. Esther Conwell practiced physics at a time when few women were entering science. Her pioneering semiconductor research earned her a place as one o...
Views: 42, Comments: 1
Last comment 01/16/2017 by tonyhemet

Woman of the Week – Caroline Haslett

01/09/2017 by lmno24
Caroline Haslett, an English electrical engineer and electricity industry administrator, was also a strong advocate of women’s rights. She wante...
Views: 13, Comments: 0
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Caption This!

394 blog entries, 16653 comments (0 Viewing)

Caption This for 1/13/17

01/12/2017 by LakeGrl
This week's image: Be sure to vote for your favorite caption! Thanks to Nigh for submitting this image.
Views: 380, Comments: 20
Last comment 01/16/2017 by Charlie Greenwood

Caption This for 1/6/17

01/05/2017 by LakeGrl
This week's image: Be sure to vote for your favorite caption! Thanks to PWSlack for submitting this image.
Views: 453, Comments: 38
Last comment 01/12/2017 by James Stewart
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Challenge Questions

347 blog entries, 28374 comments (0 Viewing)

Perplexing Propagation: Newsletter Challenge (January 2017)

12/31/2016
This month's Challenge Question: Specs & Techs from IEEE GlobalSpec: Short-wave and AM transmitters are required to lower their transmission powe...
Views: 978, Comments: 46
Last comment 01/05/2017 by dkwarner

Crypto Conundrum: Newsletter Challenge (December 2016)

12/01/2016
This month's Challenge Question: Specs & Techs from IEEE Engineering360: A security consultant wants to monitor the communications of a target wh...
Views: 680, Comments: 10
Last comment 12/05/2016 by Randall
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The CR4 Admin Blog

100 blog entries, 1472 comments (0 Viewing)

Across Five Years (A CR4 Clip Show)

12/28/2016 by HUSH
It certainly doesn’t happen as much today, in the age of streaming services and binge watching. But up until recently the ‘clip show’...
Views: 151, Comments: 3
Last comment 12/30/2016 by Andrew Westman

New: CR4 Commenting on Engineering360 & Electronics360

11/30/2016 by SavvyExacta
Starting December 1, 2016, CR4 users will be able to comment on articles from both Engineering360 and Electronics360 with their CR4 accounts! A piece...
Views: 113, Comments: 4
Last comment 12/01/2016 by SavvyExacta
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"On This Day" In Engineering History

239 blog entries, 832 comments (1 Viewing)

December 23, 1822—The Birth of Wilhelm Bauer

12/23/2016 by MaggieMc
On December 23, 1822, Bavarian inventor and engineer Sebastian Wilhelm Valenin Bauer was born. Bauer, the son of a Bavarian sergeant-major, contribute...
Views: 124, Comments: 0

December 14, 1911—The Birth of Hans von Ohain

12/14/2016 by MaggieMc
On December 14, 1911, in Dessau, Germany, German-American physicist Hans Joachim Pabst von Ohain was born, beginning a lifetime of contributions to th...
Views: 144, Comments: 0
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Notes & Lines

38 blog entries, 309 comments (0 Viewing)

Is Digital Music Making You Sad?

12/15/2016 by Jonathan Fuller
John Philip Sousa—composer of the well-known “Stars and Stripes Forever” march and namesake of the sousaphone—famously hated r...
Views: 369, Comments: 28
Last comment 01/05/2017 by adreasler

Why's It So Hard to Build A Decent Music Hall?

11/21/2016 by Jonathan Fuller
On October 31 construction work on the Hamburg Elbphilarmonie concert hall officially ended. The magnificent glass façade sits atop an abandone...
Views: 445, Comments: 18
Last comment 12/14/2016 by adreasler
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Editor's Desk

93 blog entries, 362 comments (0 Viewing)

John Glenn Dies at Age 95

12/08/2016 by wagman262
What thoughts do you have on the passing of John Glenn? Not an engineer, but certainly an iconic figure who rode into space on the accomplishments of...
Views: 166, Comments: 13
Last comment 12/10/2016 by Casper71

Impact of an EPA Rule Rollback

12/08/2016 by wagman262
Curious for your back-of-the-envelope assessment: Let’s say EPA stops enforcing air and water rules for power plants. Would doing so ease regula...
Views: 180, Comments: 24
Last comment 12/13/2016 by tcmtech
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Abe's Blog

4 blog entries, 45 comments (0 Viewing)

Hypatia of Alexandria – Part 3

11/15/2016 by amichelen
(Note: This is last part of Hypatia of Alexandri) Personal life If we have little knowledge of her scientific achievements, we know even less about...
Views: 268, Comments: 35
Last comment 11/19/2016 by TimONeill

Hypatia of Alexandria – Part 2

11/08/2016 by amichelen
(This is the second part of Hypatia of Alexandria) The ideas developed by the Pythagoreans represent a solid contribution to the scientific knowledge...
Views: 174, Comments: 1
Last comment 11/10/2016 by Bayes
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Rockaholic Adventures

50 blog entries, 611 comments (0 Viewing)

Morphology of Olympus Mons

12/05/2016 by Shawn
After discussing the morphology of Olympus Mons I felt compelled to share my intuition of the shield volcanos existence and morphology strictly throug...
Views: 122, Comments: 5
Last comment 12/08/2016 by Shawn

Levees Fail Again

03/10/2016 by Shawn
Lack of accurate data plagues geological predictions. Whether we are assessing climate change, tropical storm probabilities, or the significance of...
Views: 501, Comments: 14
Last comment 12/13/2016 by MR. Guest
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Animal Science

235 blog entries, 2142 comments (0 Viewing)

Bats and Bananas

12/01/2016 by BestInShow
In the process of researching my last blog about Bananapocalypse, I discovered a surprising number of uses for banana peels. Did you know that you can...
Views: 314, Comments: 11
Last comment 12/08/2016 by Kris

Bird Banding Technology Part 2

11/22/2016 by John Loz
- Modern Bird Banding - Hand tying silver wire onto a bird’s leg by John James Audubon in the 1700’s evolved to become today’s fact...
Views: 111, Comments: 2
Last comment 11/28/2016 by John Loz
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Great Engineers & Scientists

145 blog entries, 500 comments (0 Viewing)

The First Lady of Structural Engineering

11/28/2016 by MaggieMc
Elmina Wilson is widely regarded as “the first lady of structural engineering.” Born on September 29, 1870, Elmina came from a family of w...
Views: 163, Comments: 1
Last comment 11/30/2016 by gideon
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Derivations

40 blog entries, 315 comments (0 Viewing)

Can Brain and Spine Implants Help Overcome Paralysis?

11/15/2016 by Bayes
Let me start with a word of caution regarding this article. The work done is very preliminary, for a very specific type of spinal injury, and far from...
Views: 114, Comments: 1
Last comment 11/15/2016 by SolarEagle

Impossible EM Drive Works - NASA

11/08/2016 by Bayes
For years now, the EM Drive, a propellantless thruster that physicists insist should be impossible, has produced measurable force in test after test....
Views: 568, Comments: 15
Last comment 11/14/2016 by Thomas Wiklanski
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OH CR4P!

65 blog entries, 578 comments (0 Viewing)

The San Fran Skyscraper with a Six-Inch Slant

09/28/2016 by HUSH
Skyscrapers are a lot more to a city than just real estate. They represent financial prosperity and engineering acumen. They transform the identity of...
Views: 686, Comments: 19
Last comment 12/04/2016 by dj95401

World's Most Dangerous Dam Threatens Up to 1.5 Million

03/30/2016 by HUSH
There could be an unprecedented engineering disaster in the weeks or months ahead. Mosul Dam in north Iraq is dangerously close to collapsing, years...
Views: 746, Comments: 12
Last comment 03/31/2016 by SolarEagle
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TechnoTourist’s Engineering Expeditions

83 blog entries, 490 comments (0 Viewing)

A Piece of Ireland in Texas

08/23/2016 by joeymac
Everyone knows that kissing the Blarney Stone over in Ireland is supposed to give a person the gift of gab and eloquence of speech. I was fortunate en...
Views: 368, Comments: 7
Last comment 08/25/2016 by joeymac

Amsterdam's Canals

07/13/2016 by joeymac
When I went on my European trip another stop I made was to Amsterdam, and I was fascinated by all of the canals and bridges connecting to everything....
Views: 227, Comments: 0
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Relativity and Cosmology

147 blog entries, 3996 comments (0 Viewing)

Another Relativity "Paradox"

04/11/2016 by Jorrie
A futuristic spaceship is stationed at its base, which is static at 10 light years (ly) from Earth in free space. The ship and base clocks are rat...
Views: 647, Comments: 27
Last comment 06/07/2016 by tick-tock

Time Dilation and Lorentz Contraction Revisited

03/27/2016 by Jorrie
- Intro - There are many fundamental relativity discussions that are buried deep inside related threads and hence very difficult to access at a...
Views: 1752, Comments: 130
Last comment 08/18/2016 by ralfcis
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IHS Product Design Blog

5 blog entries, 1 comments (0 Viewing)

Engineering Webinar Calendar - April 2016

04/04/2016 by SavvyExacta
Engineering360 has a great lineup of webinars each month. Learn about specific topics from industry experts, for free, from the comfort of your own...
Views: 201, Comments: 0
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Roger's Equations

171 blog entries, 1764 comments (0 Viewing)

A Gravitational Wave Observatory in Space

03/18/2016 by Bayes
Given the recent success of LIGO detecting gravitational waves, it shouldn't be surprising there is renewed interest in the press regarding other plan...
Views: 391, Comments: 3
Last comment 03/22/2016 by Bayes

Mathematical Structures in Classical Books

01/28/2016 by Bayes
I came across this very interesting article regarding fractal structures in classical literature and thought I'd pass it along. - R - Scientists find...
Views: 377, Comments: 7
Last comment 02/03/2016 by BestInShow
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Other Blog Entries of Interest

MkII Archer Automaton

12/28/2016 posted in Workbench Creations
by Del the cat
Over the last few weeks I've rebult the Archer automaton with several improvements. Although there are only two basic movements driven by cams the int...
Views: 169, Comments: 19
Last comment 01/07/2017 by Andy Germany

Archer Automaton

12/07/2016 posted in Workbench Creations
by Del the cat
For ages I've been tinkering with the idea of making an archer automaton. There are some superb Japanese ones, but while they are incredible pieces of...
Views: 454, Comments: 23
Last comment 12/13/2016 by Del the cat

What is Really Missing From Soylent?

11/14/2016 posted in Food & Beverage Technology
by Tourmaline
What is really missing from Soylent? The idea of a meal replacement bar, shake, or pill is a delightful one. Imagine not having to worry about cookin...
Views: 218, Comments: 10
Last comment 12/18/2016 by Andrew Westman

Next Book- Three Moments of an Explosion

11/04/2016 posted in The CR4 Book Club
by Bayes
For any CR4 members that are interested, the CR4 Book Club will next be reading and discussing Three Moments of an Explosion by China Mieville. Her...
Views: 234, Comments: 0

Book Club Discussion: Dark Matter by Blake Crouch

10/31/2016 posted in The CR4 Book Club
by Bayes
CR4 Book Club Discussion: - Dark Matter - by Blake Crouch (2016) A group of us at IEEE GlobaSpec read Dark Matter by Blake Crouch. We discussed th...
Views: 255, Comments: 22
Last comment 11/06/2016 by Rixter

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