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08/14/2016 12:00 AM

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Section Forums

General Discussion

14673 threads, 267890 comments (12 Viewing)

08/26/2016 by Illanuizis
A few guys even suppose that Exoslim was introduced by the Romans. Apparently they give you Exoslim for free. This wasn't a second-rate unbeatable off...
Views: 1, Comments: 0

Calculus and Usain Bolt

08/25/2016 by BestInShow
I thought you mathematically inclined forum members would appreciate this:
Pathfinder Tags: usain bolt calculus velocity
Views: 107, Comments: 12
Last comment 08/26/2016 by Rixter

What Is This?

08/25/2016 by evanmjones
OK, without Googling the image, can you guess what this is?
Views: 201, Comments: 43
Last comment 08/26/2016 by phoenix911

Nearest Star has a Possibly Habitable Planet

08/24/2016 by redfred
Our nearest star appears to have a planet in the Goldilocks zone that allows for liquid water atthe surface.
Pathfinder Tags: Exoplanet
Views: 120, Comments: 15
Last comment 08/25/2016 by WJMFIRE
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Commercial Space

1940 threads, 3690 comments (0 Viewing)

08/26/2016 by alicegerman9
Enjoyable aerobic schooling the first-rate home gymnasium physical games equipment Hydro Muscle Max the first gain is that you may find your aerobic w...
Views: 1, Comments: 0

GD Designs Rochdale Reviews (12)

08/26/2016 by buajigur
GD Designs Rochdale Reviews (12). Fantastic Service, Cant Fault The Quality. Adam Jones
Views: 1, Comments: 0

Architectural Engineering Information

08/16/2016 by cheesyanimation
Architectural engineering programs need not solely a decent head for calculus, geometry, and physics, however conjointly an eye fixed for the inventiv...
Views: 72, Comments: 2
Last comment 08/17/2016 by MR. Guest
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CR4 Feedback

674 threads, 11771 comments (1 Viewing)

What Do You Want CR4 to Be?

08/11/2016 by SavvyExacta
I recently asked what you thought about an education support area on CR4. That post received a lot of great feedback. So now I'm asking... what else w...
Views: 367, Comments: 67
Last comment 08/25/2016 by dkwarner
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See all Blog Entries

Section Blogs


33 blog entries, 225 comments (0 Viewing)

Pizza Delivery By Drone Later This Year (In NZL)

08/25/2016 by Bayes
I was surprised to learn that Dominoes Pizza was already planning on trying out drone delivery in New Zealand later this year. It's becoming increasin...
Views: 66, Comments: 8
Last comment 08/26/2016 by Doorman

How Big An Issue Is Innumeracy?

08/18/2016 by Bayes
I came across this New York Times op-ed article from 1989 written by John Allen Paulos and thought it was especially relevant today. How much is innum...
Views: 252, Comments: 17
Last comment 08/20/2016 by Bayes
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Caption This!

374 blog entries, 16007 comments (0 Viewing)

Caption This for 8/26/16

08/25/2016 by LakeGrl
This week's image: Be sure to vote for your favorite caption!
Pathfinder Tags: engineering images engineers life funny images signs watches
Views: 99, Comments: 17
Last comment 08/26/2016 by Original_Macgyver

Caption This for 8/19/16

08/18/2016 by LakeGrl
This week's image: Be sure to vote for your favorite caption! Thanks to smokingwheels for submitting this image.
Pathfinder Tags: engineering engineering images engineers life engines funny images
Views: 433, Comments: 22
Last comment 08/22/2016 by jack of all trades
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Editor's Desk

87 blog entries, 293 comments (0 Viewing)

Engineers Without Borders USA: Taking on the Toughest Challenges

08/18/2016 by wagman262
Attention all seasoned engineers looking to rekindle some of what drove you to choose engineering as a profession. This is a terrific volunteer organi...
Views: 432, Comments: 0

Electric Highway for Trucks

07/11/2016 by wagman262
Watch this video as Engineering360 shows you an electric highway segment in Sweden that's designed for trucks.
Views: 151, Comments: 0
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The Engineer's Notebook

367 blog entries, 5680 comments (1 Viewing)

Rio Olympians Sport High-Tech Sports Apparel

08/11/2016 by BestInShow
Without the legions of scientists and engineers who develop new athletic gear, the quadrennial crop of Olympic athletes might not turn in breathtaking...
Pathfinder Tags: high-tech uniforms olympics
Views: 113, Comments: 0

The Hottest Technology in Olympic Cycling

08/09/2016 by BestInShow
First, a disclaimer: I’m not a bicycle expert. On the far-too-rare occasions when I saddle up, I wipe the cobwebs off my 20-plus-year-old hybri...
Pathfinder Tags: cycling olympics
Views: 263, Comments: 0
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Defense & Security Technology

105 blog entries, 1503 comments (0 Viewing)

AI System Beats Top Gun

08/11/2016 by Engineering360 eNewsletter
A University of Cincinnati grad student's ALPHA artificial intelligence system recently bested a U.S. Air Force elite fighter pilot and instructor in...
Views: 104, Comments: 1
Last comment 08/12/2016 by Rixter

Tethered Drone Offers Long Endurance

08/08/2016 by Engineering360 eNewsletter
The U.S. Combating Terrorism Technical Support Office is testing a tethered quad rotor UAV for surveillance and security applications. The AeroVironme...
Views: 167, Comments: 2
Last comment 08/10/2016 by 70AARCuda
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Challenge Questions

342 blog entries, 28267 comments (1 Viewing)

Pulsar Astronomy: Newsletter Challenge (August 2016)

This month's Challenge Question: Specs & Techs from IEEE GlobalSpec Engineering360: A double pulsar system is considered a terrific object for st...
Pathfinder Tags: challenge questions
Views: 1040, Comments: 13
Last comment 08/23/2016 by Physicist?

Rope Race: Newsletter Challenge (July 2016)

This month's Challenge Question: Specs & Techs from IHS Engineering360: You have a rope of length L and a frictionless table with height 1.5L. Pu...
Pathfinder Tags: challenge questions
Views: 1822, Comments: 62
Last comment 07/20/2016 by Physicist?
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Notes & Lines

36 blog entries, 263 comments (0 Viewing)

Musical AI Takes Off

07/28/2016 by Jonathan Fuller
Music is a no-brainer when it comes to AI research. It has a finite set of rules, a relatively limited scale, and pretty strict limits as to what &ldq...
Pathfinder Tags: AI artificial intelligence Baidu magenta Music ...
Views: 109, Comments: 0

A Portable Pipe Organ: the International Touring Organ

07/05/2016 by BestInShow
Jonathan Fuller describes how the digital organ grew from the desire of a father to give his son a decent instrument to play at home. The desire of a...
Pathfinder Tags: Cameron Campbell digital organ Marshall and Ogletree
Views: 157, Comments: 0
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Animal Science

227 blog entries, 2100 comments (4 Viewing)

Managing Deer Populations for Auto Safety

08/26/2016 by HUSH
It’s beginning to look a lot like deer season in upstate. Lately, the county routes around my home have been swarming with deer and fawns, which...
Pathfinder Tags: automotive deer ecology predator
Views: 7, Comments: 0

ICARUS Flies Again

07/25/2016 by BestInShow
In 2017, an ambitious wildlife-tracking project will quite literally get off the ground. ICARUS (International Cooperation for Animal Research Using S...
Pathfinder Tags: animal migration ICARUS initiative tracking
Views: 112, Comments: 0
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TechnoTourist’s Engineering Expeditions

82 blog entries, 490 comments (1 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...
Pathfinder Tags: Blarney Stone Ireland texas Texas Tech
Views: 220, 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....
Pathfinder Tags: Amsterdam architecture canal design canals Holland ...
Views: 200, Comments: 0
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The CR4 Admin Blog

95 blog entries, 1454 comments (0 Viewing)

Create a CR4 Shortcut on Your Smartphone

06/14/2016 by SavvyExacta
CR4 doesn't have an app, but as of last week it is mobile-friendly, and you can easily add a shortcut (that looks like an app button) to your smartpho...
Pathfinder Tags: CR4 Tutorial
Views: 180, Comments: 2
Last comment 06/19/2016 by markydaren

New Text Formatting Toolbar

06/08/2016 by SavvyExacta
Introducing our new text editor! The CR4 toolbar for writing a new post has a new look. Most of the functionality you are used to is still available....
Pathfinder Tags: CR4 Tutorial
Views: 229, Comments: 19
Last comment 06/14/2016 by English Rose
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Relativity and Cosmology

147 blog entries, 3988 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...
Pathfinder Tags: acceleration relativity
Views: 469, 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...
Pathfinder Tags: Lorentz contraction Velocity time dilation
Views: 1360, 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...
Pathfinder Tags: education webinars
Views: 146, Comments: 0

Webinar Calendar – January 2016

01/11/2016 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...
Pathfinder Tags: adhesives education electronics emissions pollution control ...
Views: 334, Comments: 0
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64 blog entries, 559 comments (0 Viewing)

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...
Pathfinder Tags: civil enginering dam flooding grout
Views: 644, Comments: 12
Last comment 03/31/2016 by SolarEagle

Why We Need Others To Catch Our Typos

09/04/2015 by cheme_wordsmithy
If yvo'ue raed something aoubt how the brian wrkos you may konw why you can raed tihs snetecne whiuott mcuh tbruloe. I remember the first time...
Views: 679, Comments: 19
Last comment 07/18/2016 by adreasler
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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: 252, 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: 350, Comments: 7
Last comment 02/03/2016 by BestInShow
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Rockaholic Adventures

49 blog entries, 602 comments (0 Viewing)

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...
Pathfinder Tags: big old muddy levees mississippi Old River Control Structure ORCS
Views: 367, Comments: 11
Last comment 03/14/2016 by Shawn

East Coast Mourns

03/04/2016 by Shawn
I'm afraid there is an epidemic going around that has all but squandered any resemblance of a winter for portions of the East Coast of the United S...
Pathfinder Tags: 2015/2016 winter El Nino
Views: 285, Comments: 12
Last comment 03/30/2016 by westbye
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What Is It?

68 blog entries, 1860 comments (0 Viewing)

What is It? for December 16

Do you know what this is? Share your answer, below! Submitted by CR4 user Whitephone.
Pathfinder Tags: What is it?
Views: 736, Comments: 18
Last comment 12/21/2015 by Hilton
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Physics In Film

11 blog entries, 91 comments (0 Viewing)

Back to the Future Tech - How Do We Compare?

10/23/2015 by cheme_wordsmithy
So two days ago was October 21, 2015 - the monumental day when Marty McFly time traveled into the future in the movie Back To The Future Part II. Be...
Views: 511, Comments: 2
Last comment 10/26/2015 by adreasler
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Other Blog Entries of Interest

3D Printing a NASA Space Wrench - Video

02/01/2016 posted in Workbench Creations
by SavvyExacta
Watch our 3D printer create a NASA space wrench! You may have seen our previous posts explaining that we would be conducting a live Periscope broadca...
Pathfinder Tags: 3D Printing additive manufacturing NASA nasa space wrench periscope
Views: 542, Comments: 1
Last comment 07/12/2016 by MR. Guest

Electrical Engineering Master's for Busy Professionals

10/18/2015 posted in Engineering...Beyond the Classroom
by Penn State
Penn State World Campus, the online learning platform for The Pennsylvania State University, offers a 100% online, 30-credit Master of Engineering...
Pathfinder Tags: ee degree electrical engineer masters degree penn state
Views: 566, Comments: 0

Scrap Metal Wire Stripper

12/12/2014 posted in Workbench Creations
by frankd20
I have been working on a lot of building projects, with not much time for anything else these last few years. As part of these projects, I ended up...
Pathfinder Tags: copper wire recycling wire stripper
Views: 662, Comments: 10
Last comment 08/15/2016 by dj95401

Slo' Mo' Hat Cam

07/04/2014 posted in Workbench Creations
by Del the cat
I wanted to see how my arrows were flying from my bow, specifically flight arrows. A flight arrow presents a conundrum, you'd think you would want...
Views: 957, Comments: 67
Last comment 07/15/2014 by europium mkII

Whistling Walnut!

12/28/2013 posted in Workbench Creations
by Del the cat
What to do with the walnut shells left over from Christmas? Make a whistling arrow . I'd been toying with the idea for ages, and if you try an...
Views: 1037, Comments: 33
Last comment 01/02/2014 by artsmith