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Topics	Replies	Views	Last post
Physics, Astronomy & Cosmology \ When does a Black Hole form? Started by geordief	2	311	Last post by evan_au 04/01/2019 07:24:04
Physics, Astronomy & Cosmology \ Does acceleration (also) curve spacetime? Started by geordief	8	394	Last post by Halc 03/01/2019 18:15:52
Physics, Astronomy & Cosmology \ Is time dilation rigorously predicted from first principles? Started by geordief	8	376	Last post by phyti 02/01/2019 18:39:59
Physics, Astronomy & Cosmology \ Can we say a bit about fields in physics? Started by geordief	3	271	Last post by Colin2B 27/11/2018 06:29:42
Physics, Astronomy & Cosmology \ Can a model merge with the "modeled"? Started by geordief	7	580	Last post by geordief 08/09/2018 10:12:27
Physics, Astronomy & Cosmology \ Are there any ways to show whether nature is fundamentally continuous/discrete? Started by geordief	10	638	Last post by yor_on 07/09/2018 05:26:11
Physics, Astronomy & Cosmology \ Has permittivity had the same value over the observed lifetime of the universe? Started by geordief	13	849	Last post by geordief 27/08/2018 18:51:30
Physics, Astronomy & Cosmology \ Why is energy observer dependent? Started by geordief	37	1585	Last post by yor_on 29/06/2018 23:57:51
Physics, Astronomy & Cosmology \ What is a tensor? Started by geordief	49	2066	Last post by jeffreyH 19/04/2018 16:55:11
Physics, Astronomy & Cosmology \ What is the relationship between Fields and Waves? Started by geordief	6	611	Last post by geordief 03/03/2018 23:42:44
Physics, Astronomy & Cosmology \ Does a zero degree environment have its own spacetime frame of reference? Started by geordief	6	930	Last post by jeffreyH 08/10/2017 13:31:52
Physics, Astronomy & Cosmology \ Are there places in the Solar System that are in a rest frame with Earth? Started by geordief	14	1247	Last post by geordief 01/10/2017 10:17:58
Physics, Astronomy & Cosmology \ How many kinds of Field are there, or can there be? Started by geordief	3	604	Last post by jeffreyH 23/04/2017 15:02:38
Physics, Astronomy & Cosmology \ Can movement appear to be faster than light? Started by geordief	8	1044	Last post by yor_on 24/03/2017 18:53:48
Physics, Astronomy & Cosmology \ Are clocks essential for studying Special Relativity? Started by geordief	4	1149	Last post by geordief 03/10/2016 10:38:55
Physics, Astronomy & Cosmology \ How can we show that there exists a universal speed limit? Started by geordief	4	1811	Last post by evan_au 14/09/2016 23:18:19
Physics, Astronomy & Cosmology \ The best discussion forum on the subject of Relativity and related sciences. Started by geordief	1	1211	Last post by Bill S 13/09/2016 14:58:28
Physiology & Medicine \ Does burning laurel logs release cyanide? Started by geordief	6	38694	Last post by chris 05/02/2011 10:51:37