Space/Science

A place for discussion of any science topic. From experts in the field to those who simply want to learn, all are welcome here. Speculation is welcome here; pseudoscience is not. A place for lively discussion of whatever science topics interest you.

Sub-boards: Transient Alerts

6 Degree Field Galaxies Survey ! - Raoul - 4/8/2009 5:53:39 PM
- re: 6 Degree Field Galaxy Survey ! Let's fly across the universe !! - Raoul - 4/8/2009 9:14:54 PM

How to narrow the search for ETI - Socrates II - 3/12/2009 4:02:20 PM
- Look at it in reverse. Figure out what we would need to do to TRANSMIT a signal to another life form. - David F Mayer - 3/19/2009 10:15:44 PM
- The best way to search for ETI - mip - 3/16/2009 9:28:26 PM
  - Maybe not directly see the aliens, but... - Socrates II - 3/17/2009 2:34:18 PM
    - JWST Will Provide Capability to Search for Biomarkers on Earth-like Worlds - Socrates II - 3/20/2009 12:25:04 AM
- That's logical... - Adam - 3/16/2009 7:22:05 AM
- re: How to narrow the search for ETI - phil - 3/12/2009 4:48:27 PM
- The only problem is... - ER - 3/12/2009 4:28:40 PM
  - Did you see the Benfords' papers? - Adam - 3/16/2009 7:28:35 AM
  - "Alien" life might be right here on Earth now - Socrates II - 3/12/2009 5:02:46 PM
    - And I don't mean cellular automata, like Conway's Life. - ER - 3/13/2009 12:48:50 AM
      - Galactic Dust Bunnies Found to Contain Carbon After All - Socrates II - 3/13/2009 11:10:55 AM
        
        Did life start on Earth 4.4 billion years ago? - Socrates II - 3/13/2009 8:24:40 PM
        
        Of course if it's not from Earth to start with... - Adam - 3/16/2009 7:20:20 AM
        
        But even if life on Earth came from somewhere else... - Socrates II - 3/16/2009 12:21:16 PM
        
        Well maybe - Adam - 3/17/2009 8:47:41 AM
        
        Molecules From Space May Have Affected Life On Earth - Socrates II - 3/18/2009 6:57:40 PM
        
        Earth had oxygen in its oceans 700 million years earlier than thought? - Socrates II - 3/19/2009 10:38:53 AM
        
        Call me sceptical... - Adam - 3/19/2009 9:39:49 PM
        
        Too many comets = no life? - Socrates II - 3/15/2009 10:31:20 PM
        
        Scientists Sometimes Need to Think Like Science Fiction Writers - Socrates II - 3/15/2009 10:48:46 PM
        
        Confessions Of An Alien Hunter - Socrates II - 3/24/2009 10:06:13 PM
        
        Interview with Seth Shostak - Socrates II - 4/8/2009 5:35:08 PM
        
        Photometric Variability in Earthshine Observations - Socrates II - 4/7/2009 5:27:52 PM
        
        Astrometric Detection of Earthlike Planets - Socrates II - 4/7/2009 6:31:47 PM

Are key aspects of early biochemistry universal - literally? - Socrates II - 4/3/2009 4:38:37 PM
- Almost certainly correct. - David F Mayer - 4/6/2009 1:28:38 PM
  - What about... - Socrates II - 4/6/2009 2:42:06 PM
    - re: What about... - David F Mayer - 4/7/2009 12:47:58 PM
      - Necessity - Raoul - 4/7/2009 8:00:37 PM
        
        Life around cool stars may be different than us - Socrates II - 4/7/2009 9:20:53 PM
        
        No cyanide - Adam - 4/8/2009 12:40:36 PM
- re: Are key aspects of early biochemistry universal - literally? - phil - 4/3/2009 7:17:07 PM
  - A biologist friend of mine has this to say on the paper - Socrates II - 4/6/2009 2:54:23 PM
    - re: A biologist friend of mine has this to say on the paper - Marcia - 4/7/2009 4:54:55 AM
      - Speaking of the potential for life as we don't know it - Socrates II - 4/8/2009 2:59:38 AM

Israel tests system to shoot down Iranian missiles - David F Mayer - 4/7/2009 8:49:23 PM
- Meanwhile, in the Far East... - Socrates II - 4/8/2009 2:48:39 AM

Further problems with Ares 1 - E.P. - 4/7/2009 9:07:17 PM

A Cosmic Hand ! - Raoul - 4/4/2009 10:40:57 PM
- re: A Cosmic Hand ! - Andrew - 4/7/2009 7:14:52 PM
- Wow! God caught in the act of creation! ;-) (n/t) - Buck Galaxy - 4/6/2009 12:52:09 AM
  - Pull my finger! (n/t) - hank - 4/6/2009 1:22:41 AM
    - I think... - Socrates II - 4/6/2009 5:24:11 PM

Sensitivity on Earth Core and Mantle densities using Atmospheric Neutrinos - Socrates II - 4/7/2009 5:12:07 PM

The Dynamic Radio Sky: An Opportunity for Discovery - Socrates II - 4/6/2009 6:33:31 PM
- The Allen Telescope Array: The First Widefield, Panchromatic, Snapshot Radio Camera for Radio Astronomy and SETI - Socrates II - 4/7/2009 5:07:35 PM

A new russian spacecraft - Raoul - 4/5/2009 6:54:32 AM
- More background information - TB - 4/7/2009 4:56:38 AM
- Russian engineering - Bowser - 4/5/2009 7:45:54 PM
  - AK-47 vs M-16 (n/t) - Gennady - 4/5/2009 7:59:38 PM
    - Russian T-50 - RobVG - 4/5/2009 9:03:49 PM
- re: A new russian spacecraft - phil - 4/5/2009 6:19:07 PM

AI Routine Analyzes Pendulum Data & Discovers "Laws" - phil - 4/3/2009 12:32:45 PM
- A similar example from across the pond - phil - 4/6/2009 4:44:25 PM
- I credit the guy who set an apple on top of the computer. (n/t) - TB - 4/3/2009 1:30:04 PM

Next science/space "wow" moment--guesses? - Sawyer - 3/26/2009 7:36:11 PM
- I thought this was a wow! - Mr Fibuli - 4/5/2009 2:58:45 AM
- Bulk sized diamonds. (n/t) - Robert Clark - 3/29/2009 9:16:19 AM
  - Already Done. - David F Mayer - 3/29/2009 5:51:40 PM
    - I like the concept of Kilocarat diamonds... (n/t) - Nick Hoffman - 4/6/2009 4:24:59 AM
- re: Next science/space "wow" moment--guesses? - Marcia - 3/27/2009 11:59:08 PM
- re: Next science/space "wow" moment--guesses? - mip - 3/27/2009 8:55:20 PM
  - What's the methane going to burn with? - Adam - 3/27/2009 11:55:50 PM
    - Details, details. (n/t) - TB - 3/28/2009 2:15:31 PM
    - re: What's the methane going to burn with? - Marcia - 3/28/2009 2:31:26 AM
- I had sort of a personal wow moment recently - FrankC - 3/27/2009 5:17:18 AM
  - Honda's walking robots are coming to life... - Adam - 3/28/2009 12:00:27 AM
    - re: Honda's walking robots are coming to life... - Marcia - 3/28/2009 2:39:22 AM
- What's it gonna be Sawyer, Kate or Juliette? - phil - 3/27/2009 12:29:44 AM
  - Tough choice, but I get the feeling the women have made the decision. (n/t) - Laurie Street - 3/27/2009 2:38:48 AM
- re: Next science/space "wow" moment--guesses? - phil - 3/27/2009 12:25:03 AM
  - SETA has a hit? - Adam - 3/28/2009 12:04:02 AM
- re: Next science/space "wow" moment--guesses? - gbaikie - 3/26/2009 10:21:24 PM
  - it's probably non-baryonic - Adam - 3/28/2009 12:06:43 AM
- Habitable exoplanets... - Adam - 3/26/2009 9:59:55 PM
  - A laser designed to produce nuclear fusion reactions is up and running - Socrates II - 3/27/2009 12:44:04 PM
    - That is NOT the same as producing electric power from fusion. - David F Mayer - 4/6/2009 1:26:24 PM
    - Tritium-Deuterium fusion - Adam - 3/27/2009 11:44:37 PM

Busy 100 hours of astronomy ! - Raoul - 4/5/2009 7:34:08 PM

More nuclear reactor tech updates - TB - 4/2/2009 4:15:49 PM
- China and South Africa - E.P. - 4/3/2009 8:52:18 PM
- We have already wasted a trillion dollars on nuclear power research. - David F Mayer - 4/3/2009 12:04:27 AM
  - And we get 20% of our electricty from it. - Lee - 4/3/2009 1:04:52 AM
    - Cost MORE than the electricity was worth. Remember, I am talking about RESEARCH only. - David F Mayer - 4/5/2009 3:00:36 AM
    - re: And we get 20% of our electricty from it. - phil - 4/3/2009 12:37:16 PM
      - re: And we get 20% of our electricty from it. - E.P. - 4/3/2009 8:47:50 PM

Is Mars still THE goal? - Raoul - 3/23/2009 5:18:00 PM
- Not for China - E.P. - 4/3/2009 8:35:31 PM
  - Ok I'll bite - mip - 4/4/2009 9:35:24 PM
- re: Is Mars still THE goal? - Marsbug - 3/24/2009 10:51:57 AM
- Problem with putting all eggs in the "life!" basket - dtb - 3/23/2009 10:03:22 PM
  - That is why there were no missions to Mars for two decades after Viking - Socrates II - 3/24/2009 1:25:58 PM
    - To be fair - dtb - 3/24/2009 5:28:28 PM
      - Don't forget the Viking Orbiters - Nick Hoffman - 3/25/2009 4:07:40 AM
        
        and Mariner IX... - Adam - 4/4/2009 8:03:42 PM
- THE goal - TB - 3/23/2009 6:52:57 PM
  - re: THE goal. - Yes, sir. - Marcia - 3/24/2009 1:26:08 AM

Quantum Mechanics Negates Possibility of Alcubierre Warp Drive - phil - 4/3/2009 1:16:42 PM
- Probably, but... - Adam - 4/4/2009 2:16:17 AM
- Laddie, that's what the Kesserman Compensator systems are for. - M. Scott - 4/3/2009 1:34:28 PM

How bad is Zubrin's engineering? - E.P. - 3/13/2009 7:14:35 PM
- Heads UP - Marsby - 3/14/2009 3:10:50 AM
  - re: Heads UP - E.P. - 3/20/2009 8:09:46 PM
  - EP is an ideologue - Adam - 3/19/2009 9:46:17 PM
    - Accessable Yes, Usable NO - Marsby - 3/20/2009 9:42:37 PM
    - EP was a historian and journalist - E.P. - 3/20/2009 8:20:08 PM
      - Good news... - Adam - 3/21/2009 10:39:02 AM
        
        re: Good news... - E.P. - 4/3/2009 8:38:43 PM
    - re: EP is an ideologue - gbaikie - 3/20/2009 12:07:24 AM
      - I agree on the Rocket fuel - Adam - 3/21/2009 9:28:10 AM
        
        re: I agree on the Rocket fuel - gbaikie - 3/21/2009 5:22:09 PM
        
        If there's water on the Moon... - Adam - 3/22/2009 6:33:16 AM
        
        re: If there's water on the Moon... - gbaikie - 3/22/2009 9:15:27 PM
        
        Water versus Watts - Adam - 3/22/2009 11:16:56 PM
        
        re: Water versus Watts - gbaikie - 3/23/2009 8:06:42 PM
        
        re: Water versus Watts - gbaikie - 3/23/2009 11:27:19 PM
        
        But how much lunar water is there really? - Socrates II - 3/23/2009 11:52:40 AM
        
        Main Belt Comets - Adam - 3/24/2009 11:10:33 AM
        
        re: Main Belt Comets - gbaikie - 3/24/2009 7:59:14 PM
        
        25% water vs 1%... - Adam - 3/25/2009 9:01:40 AM
        
        re: 25% water vs 1%... - gbaikie - 3/25/2009 8:34:24 PM
        
        Probably - Adam - 3/28/2009 12:13:26 AM
- Lowther Prime Example - Marsby - 3/13/2009 8:21:48 PM
  - re: Lowther Prime Example - E.P. - 3/20/2009 8:23:24 PM
    - re: Lowther Prime Example - Marsby - 3/20/2009 9:57:17 PM
      - re: Lowther Prime Example - E.P. - 3/27/2009 7:35:39 PM

2 milli-arcseconds resolution for Theta Ori C by the VLTI! - Raoul - 4/2/2009 8:35:52 PM
- re: 2 milli-arcseconds resolution for Theta Ori C by the VLTI! - REB - 4/3/2009 5:49:46 PM

Saving the Lunar Orbiter pictures - TB - 4/2/2009 2:45:22 AM
- OLD Data Never DIES.............. - carl - 4/3/2009 4:57:53 PM
- That is great. - REB - 4/3/2009 12:31:43 PM
- Saved at an OLD MICKEY D's - carl - 4/2/2009 5:06:21 PM
  - I've eaten there. (n/t) - TB - 4/2/2009 10:17:21 PM

I for one welcome our new robot overlords - phil - 4/3/2009 2:13:24 PM

Fusion Power Update - phil - 4/1/2009 1:52:30 PM
- Fusion Power Progresses Backwards. - David F Mayer - 4/2/2009 12:03:05 AM
  - re: Fusion Power Progresses Backwards. - phil - 4/3/2009 1:32:36 PM
    - comment with 17 typos removed - phil - 4/3/2009 1:35:21 PM

New Hypothethis on Cause of Permian Extinction - phil - 4/1/2009 10:13:51 PM
- Those "lizards"... - Adam - 4/2/2009 7:37:44 PM
- From what I read, the experts are sharply divided on the cause of this mass extinction. - David F Mayer - 4/1/2009 11:56:28 PM
  - On the plus side - Socrates II - 4/2/2009 12:11:45 PM
    - Makes you wonder... - Adam - 4/2/2009 8:58:15 PM
      - Chlorine - REB - 4/3/2009 12:27:26 PM
        
        re: Chlorine - phil - 4/3/2009 1:26:50 PM

STS-27 was almost lost on re-entry. - et - 3/31/2009 3:28:00 PM
- GREAT post, an amazing read! (n/t) - phil - 3/31/2009 11:08:40 PM
- And NASA learned exactly what? Is there an excuse for the next tragedy? (n/t) - Bowser - 3/31/2009 6:09:03 PM
  - Perhaps because Atlantis survived in 1988, NASA wasn't too worried about the foam for Columbia during the flight in 2003 (n/t) - Raoul - 3/31/2009 8:25:42 PM
- WOW!!!! - carl - 3/31/2009 5:34:08 PM
- Amazing story. Thanks! (n/t) - TB - 3/31/2009 5:27:07 PM
- re: STS-27 was almost lost on re-entry. - Raoul - 3/31/2009 5:22:07 PM
  - Never liked those Black Ops Space Shuttle missions - Socrates II - 3/31/2009 6:15:38 PM
    - re: Never liked those Black Ops Space Shuttle missions - jason - 4/2/2009 4:56:33 AM
      - [Flagged for Off-Topic] - Moderator Nick - 4/3/2009 3:02:11 AM
    - The military didn't especially want them - dtb - 3/31/2009 11:48:39 PM
      - I don't blame them. - et - 4/1/2009 12:19:16 AM
        
        If we had gone with the X-20 - Socrates II - 4/1/2009 12:30:16 PM

STS-125 on it's way to Hubble! - Marcia - 4/1/2009 7:13:36 PM
- re: STS-125 on it's way to Hubble! - Raoul - 4/2/2009 8:40:30 AM

Ice deposits seen near surface in Mars northern plains. - Robert Clark - 4/1/2009 5:03:44 PM
- Again, I will stick my neck out to predict that widespread and diverse microbes will be found on Mars. (n/t) - David F Mayer - 4/1/2009 11:58:26 PM
- The ice exposed by these impacts.... - Marsbug - 4/1/2009 6:45:36 PM
  - re: The ice exposed by these impacts.... - Marcia - 4/1/2009 7:00:15 PM
    - re: The ice exposed by these impacts....- Spell check: - Marcia - 4/1/2009 7:05:08 PM
      - re: The ice exposed by these impacts....-...again, 'impact.!!! (n/t) - Marcia - 4/1/2009 7:06:11 PM

100 Hours of Astronomy - Raoul - 4/1/2009 5:51:17 PM

« newer topics · page 125 of 740 · older topics »

Recent posts

On this day in Space/Science

Space/Science