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Join the discussion of general engineering topics. The design, building, and use of engines, machines, and structures. Use the forum for any engineering topics not applicable to the specific categories.

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Low-Cost Object Detection System Using ESP32-CAM – Approach, Challenges
1K threads
Electronics Low-Cost Object Detection System Using ESP32-CAM – Approach, Challenges
How to Determine the Best Floor Joist Configuration for a Heavy Load?
  • kyra
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Fresh Air Globe - Discover the Technology Behind It!
  • katchum
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9
Environmental Engineering schools in PA
  • php111
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2
Creating an Artificial Island: Is It Possible?
  • JPC
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5
Help An issue with a cantilever tube instrumented with strain gauges.
  • babistopher
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4
Why isn't there a civil engineering forum?
  • RufusDawes
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How can we use sound energy to power motors?
  • ben328i
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10
How Does JFISNAR Liquid Dispensing Work?
  • hanson
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3
Balancing on a Bicycle: Weight Distribution Explained
  • bill nye scienceguy!
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1
How Can I Improve My English Skills for Success in Engineering?
  • Confused
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18
Realizing Savings with Solar Hot Water Heater - My Experience
  • Chi Meson
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How Will the Bay Area and New Delhi Handle the 'Big One'?
  • hammertime
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I wanted to know in what applications there is a great need for very
  • SVora
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Are sig figs necessary in real-world measurements?
  • eli64
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17
Will nanotechnology replace modern Engineering disciplines?
  • eeuler
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4
Ahh, little fire incident (first horrible experience)
  • Confused
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14
Is ANSYS Difficult for Beginners to Learn?
  • techguy
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1
ZIL Screws You: Russian Heavy-Duty Transport Vehicles
  • Ivan Seeking
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5
How Strong Should a Model Plane's Spar Be to Survive Mid-Air Collisions?
  • goony
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3
How to Design Tapered Sections for Flexural Members?
  • hpsmahal
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3
Weight Trainers - Bench Press Survey
  • makethings
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9
Paintball Cylinder Threaded Port Dimensions
  • stratocaster142
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2
Power Up: You Need More than You Think!
  • Ivan Seeking
  • · Replies 8 ·
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8
Is an RFID Warehouse Tag System the Solution for Efficient Inventory Tracking?
  • cnichols785
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Active Denial Technology [Pain guns]
  • Ivan Seeking
  • · Replies 14 ·
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14
Creating a Shipyard Environment in the Lab - Ideas Welcome!
  • Kramjit
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1
Making a Floating Lantern: What Should You Consider?
  • wisdom32
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Which Engineering Degree is Right for Me?
  • linda123
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3
Installing 2X24 Character LCD in Water-tight Box
  • j777
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Designing Liquid Delivery System with Servo Motors
  • hanson
  • · Replies 4 ·
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4
Fishing Rod - Sensitivity Calculation
  • Jim Hicks
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4
Noisy Engine Woes: Need Help Diagnosing a Problem!
  • G01
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5
Post length vs. size of base plate?
  • azcr2k
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1
What is a P&ID and where can I find one for a water treatment plant?
  • Nevek
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8
How can the deflection of a stepped cantilever beam be calculated?
  • paddy-boy66
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Performing an Engineering Analysis
  • makethings
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How accurate is a simple water level?
  • couldabin
  • · Replies 9 ·
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9
Efficient Draw Program for Creating Scientific Figures and Diagrams
  • jga
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Is the Tyre Trick with Fire Real?
  • jostpuur
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From a light fixture to an inlit.
  • daniel_i_l
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Are Diesel Motorcycles Available for Civilian Use in the U.S.?
  • EnumaElish
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Do large dams have a standard design?
  • Loren Booda
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What size of I-BEAM that i will use to carry a load of 2270Kg?
  • miloziz
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Verify the depth and size of existing caissons
  • miloziz
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Which Introductory Chaos Theory Text is Recommended?
  • FrogPad
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Are engineers with a Phd scientists ?
  • omega_M
  • · Replies 27 ·
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Can Outside Humidity Affect Vapour Coming from AC Vents in a Car?
  • DaveC426913
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Load capability of an Al sheet serving as a ramp
  • miloziz
  • · Replies 4 ·
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4
Borehole / Ground penetrating radar research opportunities
  • behold
  • · Replies 4 ·
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4
Start a Microsoft Project Discussion - Share Ideas & Ask Questions
  • dingpud
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1
Best Laptop for Engineering: Compatibility Concerns for Mac OS Users
  • Mach
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8
Why don't garbage trucks grind garbage?
  • parsec
  • · Replies 10 ·
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10
Poor design led to I-35W bridge collapse?
  • RGClark
  • · Replies 9 ·
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9
Geometry in High School: Uses & Practical Applications
  • symbolipoint
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Static tests of timbers in structural sizes (ASTM D198-84)
  • Pyrrhus
  • · Replies 12 ·
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12
Which fields have the longest solutions to problems?
  • Simfish
  • · Replies 15 ·
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15
I made a poster. I have to present it tomorrow for an open house.
  • Cyrus
  • · Replies 10 ·
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10
Birthday Gift Ideas for Female Electrical Engineers
  • K.J.Healey
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23
Why do trucks get bad gas mileage?
  • ShawnD
  • · Replies 7 ·
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7
Trying to make a cantilever with the highest efficiency
  • koujidaisuki76
  • · Replies 7 ·
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7
Can I Fix My Brake Caliper or Should I Replace It? A Scientist's Perspective
  • Mallignamius
  • · Replies 10 ·
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10
Creating Gradation Charts with Software
  • Pyrrhus
  • · Replies 5 ·
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5
Idea for clean Power Generation
  • Julius Caesar
  • · Replies 20 ·
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20
How to determine correct saddle height for a bicyle?
  • pivoxa15
  • · Replies 16 ·
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16
For Aircraft nuts : Vampire pics added
  • Integral
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2
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Can Engineers Predict When a Structure Will Fall?
  • russ_watters
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7
Are Japan's Power Stations Safe from Earthquakes and Water Contamination?
  • wolram
  • · Replies 11 ·
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Coupling Two Engines: Best Method & Firing Order?
  • wolram
  • · Replies 16 ·
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16
Cold? sun light untill it interacts with oxygen
  • Robin07
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3
Invaluable Tool: Multi Positional Obstructed Screw, Nut, Bolt Starter
  • wolram
  • · Replies 11 ·
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11
Is My Weight Causing My Bike's Rear Wheel Issues?
  • pivoxa15
  • · Replies 3 ·
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3
Looking for an engineer's handbook Any suggestions?
  • WolfOfTheSteps
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11
Analysis of Truss Structure: Horizontal Component at Hinge?
  • cuddlesome
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6
Importance of Good Engineering Practices
  • Astronuc
  • · Replies 15 ·
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15
  • Poll Poll
Convection Wind Tunnel Power: Small Scale Plan for BC Property
  • dukejaz
  • · Replies 4 ·
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4
Non Carbon Renewable energy sources
  • Koonism
  • · Replies 26 ·
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26
Moment Curvature Plot: Explaining the Significance of the Slope
  • Civilian2
  • · Replies 3 ·
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3
Pedaling with a D Lock: Leg Placement Solutions
  • pivoxa15
  • · Replies 36 ·
2
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The best engineering system design
  • Willi
  • · Replies 1 ·
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1
Sand Bags & Flooding: How Effective?
  • matthyaouw
  • · Replies 9 ·
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9
A Road Bike Primer: Entry Level vs Non-Entry Bikes
  • pivoxa15
  • · Replies 71 ·
3
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71
  • Poll Poll
How can we improve ELV management in Abu Dhabi?
  • FaNgS
  • · Replies 6 ·
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6
Why did I forget to account for the offset in my drywall screw placement?
  • Ivan Seeking
  • · Replies 1 ·
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1
Where Does Everyone Work and What Are Your Impressions?
  • katchum
  • · Replies 26 ·
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26
Websites/books for 'Engineering Mechanics'.
  • amanmahadeshwar
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Welcome to Luzirahs: 28y/o Mechanical Engineer from Kuala Lumpur
  • luzirahs
  • · Replies 9 ·
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9
Learn How to Separate Waste & Use an Incinerator
  • Kushal
  • · Replies 3 ·
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3
FE Exam: Last Minute Prep for Saturday's 8-Hour Test
  • Physics_wiz
  • · Replies 19 ·
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19
How Can I Create a Custom Switching System for a Remote Control Car?
  • linux kid
  • · Replies 6 ·
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6
First Flight Today: My Flight Experience at KGAI
  • Cyrus
  • · Replies 55 ·
2
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55
Septic Tank Design & Advanced Oxidation
  • mrmotobiker
  • · Replies 6 ·
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6
Become a Rollercoaster Designer: Education and Salary Insights
  • Line
  • · Replies 8 ·
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8
Ultrasound Scans of teeth instead of x-ray?
  • magi
  • · Replies 9 ·
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9
How many of you do your own engineering?
  • ice109
  • · Replies 9 ·
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9
Can Linear Systems Effectively Store Information?
  • Idlemind
  • · Replies 1 ·
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1
Volume of pressurized storage tank
  • ahsuu
  • · Replies 5 ·
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5
Maintaining PC Fans - All You Need to Know
  • pixel01
  • · Replies 5 ·
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5
Engineering is not what you (they) thought
  • Eyesys
  • · Replies 21 ·
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How do different variables affect the power needed to ride a bike?
  • fredfmah
  • · Replies 5 ·
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5
Left Hand Thread 3/8-16 Full Thread Tap Bolt 1/2" Long, No MOQ?
  • NoTime
  • · Replies 22 ·
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22