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Topics	Replies	Views	Last post
Physics, Astronomy & Cosmology \ What would happen to the Solar System's gravitational connections if ....? Started by geordief	7	743	Last post by Halc 14/07/2022 20:30:13
Physics, Astronomy & Cosmology \ How would we know whether space,time or spacetime were continuous or discrete? Started by geordief	38	2848	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	838	Last post by alancalverd 04/02/2022 16:58:21
Physics, Astronomy & Cosmology \ What if the universe really is infinite? Started by geordief	41	5872	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	993	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	1252	Last post by yor_on 29/10/2021 07:15:45
Physics, Astronomy & Cosmology \ Is everything fundamentally quantum? Started by geordief	13	1794	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	1469	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	1362	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	1127	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	13635	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	2157	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	2238	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	2947	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	6321	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	1648	Last post by Halc 26/05/2021 19:56:05
Physics, Astronomy & Cosmology \ How does mass-energy curve spacetime? Started by geordief	16	2027	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	2039	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	1330	Last post by geordief 22/12/2020 11:46:35
Physics, Astronomy & Cosmology \ What is the smallest theoretical magnet? Started by geordief	6	1449	Last post by evan_au 15/12/2020 19:44:27