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Topics	Replies	Views	Last post
Physics, Astronomy & Cosmology \ Do we really understand the 'Slingshot Effect'? Started by Joe L. Ogan	15	7248	Last post by wolfekeeper 09/07/2015 21:54:14
The Environment \ Are we past the point of no return on Global Warming? Started by Joe L. Ogan	26	10094	Last post by yor_on 13/11/2013 17:57:38
Technology \ What percentage of eneergy is used to convert a gallon of gas to electrical ener Started by Joe L. Ogan	3	2454	Last post by Pumblechook 05/09/2013 00:03:43
Technology \ In electricity, what is the difference between impedance and resistance? Started by Joe L. Ogan	5	10356	Last post by evan_au 17/08/2013 08:25:56
Physics, Astronomy & Cosmology \ Does anyone here feel qualified to discuss electricity in space? Started by Joe L. Ogan	20	5509	Last post by evan_au 08/08/2013 22:19:03
Physics, Astronomy & Cosmology \ Assuming the universe was the shape of a ball, how large was it when the Big Ban Started by Joe L. Ogan	6	3125	Last post by 0 23/06/2013 13:04:27
Physics, Astronomy & Cosmology \ In the Equation E=MC2, was the speed of light selected as a constant? Started by Joe L. Ogan	9	5133	Last post by JP 06/06/2013 19:09:22
General Science \ What is the meaning of life to a scientist? Started by Joe L. Ogan	11	12501	Last post by Jeez 20/04/2013 07:55:28
General Science \ Is there no end to space? Started by Joe L. Ogan	3	12607	Last post by JP 09/12/2012 17:47:08
Just Chat! \ What will happen to me when I die? Started by Joe L. Ogan	23	14791	Last post by Titanscape 16/11/2012 09:42:58
General Science \ Does light have substance? What's it "made" of? Started by Joe L. Ogan	2	6050	Last post by evan_au 30/09/2012 10:59:26
Physics, Astronomy & Cosmology \ The sun has lived about a 1/2 life. What will happen when the sun dies? Started by Joe L. Ogan	8	4291	Last post by yor_on 29/07/2012 22:18:44
General Science \ Falling body, 16 ft first second, 32 ft per second, per second Started by Joe L. Ogan	1	52814	Last post by JP 10/07/2012 22:51:31
Physics, Astronomy & Cosmology \ What actually happens when lightning strikes? Started by Joe L. Ogan	5	5767	Last post by evan_au 11/06/2012 01:38:59
General Science \ How do developing chicks breath inside an egg? Started by Joe L. Ogan	3	5309	Last post by Lmnre 24/04/2012 19:17:37
Physics, Astronomy & Cosmology \ What day or time is it? Started by Joe L. Ogan	7	2765	Last post by simplified 23/03/2012 10:41:36
Geology, Palaeontology & Archaeology \ Is there a real Global Water shortage? Started by Joe L. Ogan	16	10881	Last post by CZARCAR 28/02/2012 17:10:26
The Environment \ Why do we have a jet stream, and how does the jet stream work? Started by Joe L. Ogan	2	6899	Last post by yor_on 21/12/2011 18:02:48
Physics, Astronomy & Cosmology \ Is the concept that the universe is inside of a black hole generally accepted? Started by Joe L. Ogan	1	2008	Last post by Soul Surfer 28/09/2011 23:36:55
General Science \ If brains are electrical, why can't we think at the speed of light? Started by Joe L. Ogan	7	7118	Last post by chris 23/09/2011 22:01:51