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Topics	Replies	Views	Last post
Physics, Astronomy & Cosmology \ How would we know whether space,time or spacetime were continuous or discrete? Started by geordief	38	1924	Last post by Deecart 26/06/2022 21:07:43
Just Chat! \ Is life built into the fabric of the Universe? Started by geordief	11	707	Last post by alancalverd 04/02/2022 16:58:21
Physics, Astronomy & Cosmology \ What if the universe really is infinite? Started by geordief	41	5146	Last post by yor_on 01/12/2021 12:30:21
Physics, Astronomy & Cosmology \ Anyone listen to Brian Cox's Universe on BBC4 ? Started by geordief	1	891	Last post by evan_au 30/10/2021 00:38:43
Physics, Astronomy & Cosmology \ Could mass be considered as an excitation of the gravitational field? Started by geordief	3	1106	Last post by yor_on 29/10/2021 07:15:45
Physics, Astronomy & Cosmology \ Is everything fundamentally quantum? Started by geordief	13	1623	Last post by yor_on 29/10/2021 06:53:42
Physics, Astronomy & Cosmology \ Is the sequence of physical events continuous or discrete? Started by geordief	11	1263	Last post by Halc 05/10/2021 16:26:12
Physics, Astronomy & Cosmology \ How does the electron field get excited so as to produce an electron? Started by geordief	5	1191	Last post by Colin2B 14/09/2021 08:50:15
Physics, Astronomy & Cosmology \ What's the relationship between the speed of information and the speed of light? Started by geordief	5	1023	Last post by TommyJ 31/08/2021 13:52:33
Physics, Astronomy & Cosmology \ Is "Space" distinct from "nothingness"? (and the Vacuum) Started by geordief	60	12919	Last post by Just thinking 26/08/2021 15:11:37
Physics, Astronomy & Cosmology \ Why do objects travel through space-time and not space and time? Started by geordief	11	1918	Last post by Eternal Student 23/08/2021 04:13:28
Physics, Astronomy & Cosmology \ Are possibly all massless particles just travelling waves in particle fields? Started by geordief	14	2074	Last post by yor_on 08/08/2021 13:01:49
Physics, Astronomy & Cosmology \ Can we see the universe from the outside? Started by geordief	14	2705	Last post by Zer0 03/06/2021 20:40:06
Famous Scientists, Doctors and Inventors \ Will I post a link for some new Feynman videos here? Started by geordief	1	6070	Last post by Zer0 30/05/2021 20:34:35
Physics, Astronomy & Cosmology \ Can it be shown that there must be a maximum relative speed attainable ?. Started by geordief	7	1538	Last post by Halc 26/05/2021 19:56:05
Physics, Astronomy & Cosmology \ How does mass-energy curve spacetime? Started by geordief	16	1875	Last post by Zer0 08/03/2021 15:55:04
Physics, Astronomy & Cosmology \ What happens to the spacetime interval between two events as they approach a BH? Started by geordief	13	1887	Last post by Halc 20/02/2021 16:19:26
Physics, Astronomy & Cosmology \ Are there any serious ideas floating around about Wormholes? Started by geordief	4	1248	Last post by geordief 22/12/2020 11:46:35
Physics, Astronomy & Cosmology \ What is the smallest theoretical magnet? Started by geordief	6	1355	Last post by evan_au 15/12/2020 19:44:27
Physics, Astronomy & Cosmology \ How does light move in a vacuum? Started by geordief	22	3156	Last post by JasonBailey 11/12/2020 13:00:27