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  1. Saladsamurai

    References for Design Engineers (Must Haves)

    ... 2
    Oct 16, 2018
    21
    23,838
    Replies: 21
    5
  2. Astronuc

    Sources of Information on Engineering

    ... 2
    Aug 17, 2018
    39
    73,125
    Replies: 39
    1
  3. russ_watters

    YOU!: Fix the US Energy Crisis

    ... 73 74 75
    Dec 20, 2017
    1,495
    311,307
    Replies: 1,495
    271
  1. Sherwood Botsford

    Feasibility of stratopheric wind turbines?

    Dec 17, 2018 at 10:19 PM
    0
    4
    Replies: 0
    0
  2. Spinnor

    Balloon-lifted pressurized carbon fiber smokestack to carry chemicals into the upper atmosphere?

    ... 2
    Dec 17, 2018 at 5:55 PM
    21
    920
    Replies: 21
    10
  3. mastermechanic

    How is fuel pumped in fighter aircrafts? (F-16 etc.)

    Dec 16, 2018 at 6:50 PM
    5
    503
    Replies: 5
    4
  4. timh916

    Keeping food hot in food delivery bag

    Dec 15, 2018 at 8:04 AM
    17
    982
    Replies: 17
    2
  5. petterg

    Using the thermosyphon effect for a floor water heating system

    ... 2
    Dec 15, 2018 at 5:44 AM
    34
    1,350
    Replies: 34
    18
  6. AL168

    Can saltwater be desalinated with nanobots?

    Dec 12, 2018 at 9:41 AM
    9
    1,957
    Replies: 9
    4
  7. nomadreid

    Units of capacity for the manufacture of flexo printing plates

    Dec 11, 2018 at 9:20 AM
    7
    641
    Replies: 7
    8
  8. len

    DIY vacuum chamber advice

    Dec 8, 2018
    14
    1,161
    Replies: 14
    8
  9. Muhammad Usman

    How is the Aging of Electronic Equipment determined?

    Dec 5, 2018
    10
    766
    Replies: 10
    5
  10. Cybersoya

    LCD screen manufacturing process simplification?

    Dec 2, 2018
    3
    393
    Replies: 3
    1
  11. anorlunda

    Making New Tech Affordable

    Dec 2, 2018
    1
    392
    Replies: 1
    7
  12. Miss Amy

    KiwiSDR and recommendations for antennas and cables

    Dec 2, 2018
    4
    339
    Replies: 4
    3
  13. russ_watters

    Lion Air 737 Crash

    ... 2
    Nov 30, 2018
    28
    1,367
    Replies: 28
    17
  14. Juanmdq

    Which is the most efficient way to dive?

    Nov 30, 2018
    14
    960
    Replies: 14
    5
  15. artis

    Ion aircraft propulsion

    Nov 30, 2018
    15
    847
    Replies: 15
    6
  16. chemisthypnos

    Why are triple base propellants not used in firearms?

    Nov 29, 2018
    5
    538
    Replies: 5
    3
  17. trungnguyen89

    Does this engine work?

    Nov 28, 2018
    4
    410
    Replies: 4
    1
  18. jonny_d

    Wrapping a Ribbon Around a Cone

    ... 2
    Nov 27, 2018
    22
    1,440
    Replies: 22
    10
  19. physsure

    Is this kind of pressure chamber design possible?

    Nov 22, 2018
    5
    306
    Replies: 5
    3
  20. enanthate

    Calculating airflow with pressure and diameter?

    Nov 22, 2018
    5
    296
    Replies: 5
    1
  21. liquidFuzz

    Pressure while heated - half full or full container

    Nov 22, 2018
    9
    319
    Replies: 9
    5
  22. kolleamm

    How to spin a gear at a slower rate without a bigger gear?

    Nov 21, 2018
    8
    553
    Replies: 8
    5
  23. Dom95

    How do wet/dry vacuum cleaners work? What is the physics behind them?

    Nov 20, 2018
    1
    306
    Replies: 1
    0
  24. Jonathan212

    Maximum gain possible by sound wave focusing

    ... 2
    Nov 20, 2018
    25
    802
    Replies: 25
    4
  25. Spinnor

    FIU pedestrian bridge install left it vulnerable to collapse, WTH!

    ... 2 3
    Nov 16, 2018
    53
    4,299
    Replies: 53
    37
  26. APUGYael

    How do I use full-bridge strain gauge circuit to measure F?

    Nov 16, 2018
    2
    217
    Replies: 2
    2
  27. HandSolo

    Motorcycle Airbox Physics

    Nov 14, 2018
    10
    952
    Replies: 10
    1
  28. jedishrfu
    Featured

    Exotic Bicycle Designs and Engineering

    ... 2 3
    Nov 12, 2018
    40
    2,153
    Replies: 40
    28
  29. ItDoesn'tMatter

    Which materials have the highest coefficients of friction?

    Nov 12, 2018
    14
    18,789
    Replies: 14
    3
  30. vepexu

    Calculation of pressure variation due to fluid discharge

    ... 2
    Nov 12, 2018
    31
    1,015
    Replies: 31
    1
  31. tomtomtom1

    Interpreting the Second Moment of Area and Euler's Formula Values

    Nov 3, 2018
    1
    307
    Replies: 1
    0
  32. jedishrfu

    Disney's Robotic Acrobats

    Nov 3, 2018
    3
    399
    Replies: 3
    3
  33. tomtomtom1

    Difference Between Young's Modulus & Second Moment of Area

    Nov 3, 2018
    2
    305
    Replies: 2
    3
  34. anorlunda
    Featured

    What Do Smart Phones (Partially) Replace?

    ... 5 6 7
    Nov 2, 2018
    134
    7,065
    Replies: 134
    105
  35. tomtomtom1

    Help With Poisson's Ratio

    Nov 1, 2018
    1
    241
    Replies: 1
    0
  36. GuruOfManufacturing

    O-ring selection

    Oct 31, 2018
    9
    881
    Replies: 9
    3
  37. medeek

    Truss Design

    ... 2
    Oct 30, 2018
    34
    25,696
    Replies: 34
    7
  38. Nathan Smith

    Cubic Feet of Argon required to fill a tank under vacuum

    Oct 30, 2018
    7
    524
    Replies: 7
    0
  39. Banana-Man

    Buckling with wind loading?

    Oct 28, 2018
    2
    347
    Replies: 2
    0
  40. Senju Panicker

    Pressure in a 2" pipe branching into four 1" pipes

    Oct 26, 2018
    10
    777
    Replies: 10
    3
  41. ResearcherX

    Why are rockets tethered before takeoff

    Oct 23, 2018
    8
    856
    Replies: 8
    5
  42. Ahmed Mirghani

    Ansys workbench Composite Analysis

    ... 2
    Oct 19, 2018
    21
    5,558
    Replies: 21
    0
  43. pslarsen

    Brute force regression software?

    Oct 18, 2018
    8
    601
    Replies: 8
    1
  44. jedishrfu

    A Cautionary Tale on Inventing from the BBC

    Oct 17, 2018
    16
    1,229
    Replies: 16
    18
  45. mech-eng

    Isothermal Processes

    Oct 15, 2018
    5
    360
    Replies: 5
    1
  46. tomtomtom1

    Difference between Elastic Limit & Yield Point

    Oct 14, 2018
    2
    324
    Replies: 2
    0
  47. tomtomtom1

    Help With Understanding Hooke's Law

    Oct 14, 2018
    4
    310
    Replies: 4
    1
  48. ferchotous

    Applying pressure for clearing land mines

    ... 2 3
    Oct 14, 2018
    40
    3,706
    Replies: 40
    11
  49. Glenstr

    Pulling power ratio for a cable drum at different capacities

    Oct 9, 2018
    17
    5,286
    Replies: 17
    5
  50. anorlunda

    Modern Manufacturing Engineering

    Oct 8, 2018
    8
    884
    Replies: 8
    6
  51. Vetmora

    Calculate lateral force/pressure of a body water

    Oct 8, 2018
    4
    521
    Replies: 4
    1
  52. Kim Arvin Llanzanas

    Stagnant heated water jacket

    Oct 7, 2018
    6
    303
    Replies: 6
    0
  53. dss975599

    Restrained / unrestrained beam

    Oct 6, 2018
    1
    256
    Replies: 1
    0
  54. industria77

    How do you run vacuum pumps in series?

    ... 2
    Oct 2, 2018
    24
    3,135
    Replies: 24
    9
  55. bgm

    Efficiency of Base Load Power Plants

    Sep 26, 2018
    8
    830
    Replies: 8
    5
  56. rg0ldberg

    A Question of Impact and Damaged Components

    Sep 25, 2018
    3
    424
    Replies: 3
    5
  57. Mads C

    Which fan/pipe combination is the most efficient?

    Sep 24, 2018
    10
    622
    Replies: 10
    2
  58. M1gu3l

    Heat losses from pipes

    Sep 17, 2018
    6
    462
    Replies: 6
    6
  59. Vigardo

    Wind loads for circular cross-section lattice structures?

    Sep 15, 2018
    10
    722
    Replies: 10
    7
  60. alantheastronomer

    Collapse of building #7 on 9/11

    Sep 13, 2018
    5
    678
    Replies: 5
    4
  61. womfalcs3

    The merger of engineering and economics

    Sep 12, 2018
    6
    545
    Replies: 6
    1
  62. Master1022

    Why do extra moment equations not count toward a system of equations?

    Sep 12, 2018
    1
    413
    Replies: 1
    1
  63. morrobay

    Opinions On This 50m Steel Span Bridge Without Supports

    Sep 11, 2018
    12
    630
    Replies: 12
    5
  64. epenguin
    Featured

    Bridge Collapse Genoa - Informed Engineering Perspectives

    ... 2
    Sep 11, 2018
    35
    3,677
    Replies: 35
    21
  65. Steven Bolgiano

    Regulating flow small DC pumps

    Sep 10, 2018
    6
    644
    Replies: 6
    3
  66. ENGBIO

    Regulatory bodies for manned submersibles in Canada

    Sep 7, 2018
    1
    297
    Replies: 1
    1
  67. Seth Domings

    Breathing underwater

    ... 2
    Sep 7, 2018
    27
    1,291
    Replies: 27
    7
  68. karamss

    How is DWT in container ships achived?

    Sep 4, 2018
    10
    661
    Replies: 10
    1
  69. otaKu

    Confused about the Signal to Noise Ratio

    Sep 4, 2018
    4
    691
    Replies: 4
    0
  70. CodeScience

    Practical Fluid Mechanics: inversions & mixing

    Sep 4, 2018
    7
    532
    Replies: 7
    2
  71. anorlunda

    Engineer's Delight

    Sep 3, 2018
    7
    515
    Replies: 7
    6
  72. kasoll

    Inertia tensor v.s pincipal axes moment of inertia

    Sep 3, 2018
    4
    291
    Replies: 4
    4
  73. bob012345

    How much air flow is required for lifting a wing?

    Sep 2, 2018
    15
    571
    Replies: 15
    12
  74. Alex_d

    Pressure and a Manual Valve's Effect on Pressure

    Sep 1, 2018
    8
    670
    Replies: 8
    1
  75. TNUTUNU

    What are benefits of Electricity of nuclear power plant

    Aug 29, 2018
    10
    510
    Replies: 10
    8
  76. alik braz

    How to calculate the force on sliders?

    Aug 29, 2018
    7
    786
    Replies: 7
    3
  77. Thomas Plank

    FEA For a Water Tank

    Aug 28, 2018
    3
    478
    Replies: 3
    0
  78. Awningguru

    Strength of Schedule 40 steel pipe

    Aug 23, 2018
    1
    506
    Replies: 1
    1
  79. cpcoe

    AC vs DC servo motors in large scale cable robot design

    Aug 21, 2018
    4
    464
    Replies: 4
    1
  80. Feebs

    Structural query on removing a masonry wall and lintels

    Aug 21, 2018
    1
    336
    Replies: 1
    2
  81. spideyjj

    About the development of a better battery

    Aug 17, 2018
    13
    1,031
    Replies: 13
    7
  82. chemisthypnos

    Bullet Shattering Material

    Aug 16, 2018
    5
    698
    Replies: 5
    1
  83. Killavolt

    Making an inch spool "grippy"?

    Aug 10, 2018
    19
    839
    Replies: 19
    5
  84. Natus Homonymus

    Need equipment and ideas for an experiment

    Aug 8, 2018
    8
    441
    Replies: 8
    0
  85. sam_smk

    How to choose a pump for a simple irrigation system

    Aug 6, 2018
    4
    642
    Replies: 4
    0
  86. Al_

    Least cost to get a self-sustaining space infrastructure

    Aug 2, 2018
    7
    752
    Replies: 7
    1
  87. attaboy_jhb

    How to ventilate a room with no windows with one inline fan?

    Jul 31, 2018
    17
    1,131
    Replies: 17
    2
  88. John6969

    Do you have to be good at hand-drawing for civil engineering?

    Jul 31, 2018
    8
    1,913
    Replies: 8
    5
  89. Demystifier

    Technology vs engineering

    ... 2
    Jul 30, 2018
    24
    1,531
    Replies: 24
    29
  90. pslarsen

    Understanding how to calculate power from force

    Jul 27, 2018
    10
    615
    Replies: 10
    5
  91. James8626

    Underwater sculpture

    Jul 26, 2018
    12
    790
    Replies: 12
    2
  92. dahoa

    Vpr statics derivation of beam hinging

    Jul 22, 2018
    3
    504
    Replies: 3
    0
  93. Colin Thompson

    Beam Deflection Calculations

    Jul 21, 2018
    3
    643
    Replies: 3
    0
  94. RayJalaly

    Heat loss of hot air

    Jul 20, 2018
    2
    486
    Replies: 2
    1
  95. bob012345

    Lift Engine

    ... 2 3
    Jul 18, 2018
    51
    1,976
    Replies: 51
    30
  96. M.Kalai vanan

    State of Refrigerant

    Jul 13, 2018
    8
    530
    Replies: 8
    1
  97. jonnybmac

    Beam calculations

    Jul 12, 2018
    9
    565
    Replies: 9
    0
  98. Adoniram

    Determination of the frequency of a sampled signal

    Jul 10, 2018
    5
    577
    Replies: 5
    3
  99. messlesskess

    Engineering Physics certificate undergraduate in Europe

    Jul 10, 2018
    2
    379
    Replies: 2
    0
  100. kolleamm

    What material changes temperature fast?

    Jul 10, 2018
    9
    567
    Replies: 9
    2
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