General Science & Technology

If it doesn't fit into any of the categories below...

Page 213 of 225
Sort by:
Title Start Date
Replies Views ↑
Last Message
  1. DiMiTri
    Locked

    The possibility of species wide brain damage - the glitch in our evolution and why so

    DiMiTri, Dec 2, 2011 ... 2 3
    Replies:
    58
    Views:
    8,068
    Boris2
    Mar 5, 2012
  2. trevor borocz johnson

    Using alcohol as a working fluid in boilers

    trevor borocz johnson, Sep 19, 2022 ... 2 3 4
    Replies:
    64
    Views:
    8,079
    trevor borocz johnson
    Nov 15, 2022
  3. bpathos
    Locked

    “The Hidden Evolution”

    bpathos, Mar 19, 2011 ... 2 3
    Replies:
    45
    Views:
    8,100
    river-wind
    Oct 7, 2011
  4. Islamsmylife
    Locked

    Acetone in gas Tank

    Islamsmylife, Apr 28, 2008 ... 2
    Replies:
    26
    Views:
    8,175
    ElectricFetus
    May 3, 2008
  5. Exoscientist
    Locked

    A kerosene-fueled X-33 as a single stage to orbit vehicle.

    Exoscientist, Feb 10, 2010
    Replies:
    11
    Views:
    8,178
    Exoscientist
    Jan 12, 2012
  6. DRZion
    Locked

    cold fusion reactor announced by italian physicists

    DRZion, Jan 24, 2011 ... 2
    Replies:
    37
    Views:
    8,216
    Keln
    Feb 4, 2011
  7. ElectricFetus
    Locked

    Pre-Cooled Jet Engine: way of the future.

    ElectricFetus, Aug 16, 2009 ... 2
    Replies:
    20
    Views:
    8,222
    Fraggle Rocker
    Dec 13, 2010
  8. Pinwheel
    Locked

    Dyson Bladeless Fan

    Pinwheel, Oct 15, 2009 ... 2 3
    Replies:
    46
    Views:
    8,266
    milym
    Aug 9, 2011
  9. sunshaker

    EXTENDED/EXPANDED PERIODIC TABLE/the electron multiverse

    sunshaker, Feb 11, 2013 ... 2
    Replies:
    21
    Views:
    8,438
    wellwisher
    Feb 19, 2013
  10. Mazulu

    What is quantum entanglement (in terms I can understand)?

    Mazulu, Feb 6, 2013
    Replies:
    11
    Views:
    8,443
    Write4U
    Feb 6, 2013
  11. riverline
    Locked

    Whats empty space made of?

    riverline, Jul 23, 2009 ... 2 3 4
    Replies:
    61
    Views:
    8,445
    John Connellan
    Sep 14, 2009
  12. Saint
    Locked

    Why is it difficult to turn seawater into drinking water?

    Saint, May 31, 2012 ... 4 5 6
    Replies:
    109
    Views:
    8,477
    iceaura
    Jun 11, 2012
  13. MetaKron
    Locked

    Pyrex worthless these days

    MetaKron, Nov 11, 2006 ... 2
    Replies:
    25
    Views:
    8,491
    CANGAS
    Nov 17, 2006
  14. timojin

    The tilt of our earth

    timojin, Nov 24, 2017 ... 3 4 5
    Replies:
    84
    Views:
    8,497
    ponkaponka
    Oct 25, 2018
  15. geek

    How could human beings move out of Africa with so many large, fierce animals?

    geek, Dec 6, 2017 ... 3 4 5
    Replies:
    91
    Views:
    8,503
    RADII
    Dec 27, 2017
  16. poopar
    Locked

    electromagnetic radial engine

    poopar, Dec 6, 2003 ... 2 3
    Replies:
    44
    Views:
    8,524
    wlminex
    Aug 5, 2011
  17. pluto2
    Locked

    Quantum computers and chess

    pluto2, Feb 26, 2008 ... 2 3 4
    Replies:
    78
    Views:
    8,548
    Dinosaur
    Oct 21, 2010
  18. madanthonywayne
    Locked

    Japan to build Space Elevator

    madanthonywayne, Sep 22, 2008 ... 3 4 5
    Replies:
    98
    Views:
    8,617
    Syzygys
    Nov 30, 2008
  19. paddoboy

    2020: Physics Nobel Prize:

    paddoboy, Oct 6, 2020 ... 3 4 5
    Replies:
    99
    Views:
    8,637
    billvon
    Apr 22, 2021
  20. Avatar
    Locked

    Crossbows

    Avatar, Jan 17, 2008 ... 2 3 4
    Replies:
    78
    Views:
    8,664
    elte
    Jan 31, 2008
Showing threads 4,241 to 4,260 of 4,497

Thread Display Options

Loading...
Page 213 of 225