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Topics	Replies	Views	Last post
Just Chat! \ Puzzles From A Trampolining Upside Down Sheeps Bottom (PFATSB) :-) Started by neilep	300	124635	Last post by neilep 03/08/2023 12:29:29
Chemistry \ Which radioactive elements have the longest and shortest half lives? Started by Quantum_Vaccuum	21	121218	Last post by evan_au 17/01/2023 20:12:09
Geology, Palaeontology & Archaeology \ Where in the world? Started by Bass	348	354287	Last post by amadjan 05/12/2022 20:05:28
General Science \ Recent Science News Stories and Science Articles Started by neilep	229	348823	Last post by GaryMason 23/07/2022 13:55:21
Chemistry \ What things can block x-ray imaging at airport customs? Started by sabali	49	407596	Last post by evan_au 09/07/2022 04:30:28
General Science \ A-Z Of Anything Or Anyone Associated With SCIENCE!! Started by neilep	259	503557	Last post by Eternal Student 06/07/2022 21:59:47
Physics, Astronomy & Cosmology \ Could a person see X-rays? Started by Voxx	27	26538	Last post by Bored chemist 24/01/2021 11:22:42
General Science \ Why do colours add up together to make other colours? Started by bizerl	16	38232	Last post by evan_au 28/06/2020 23:52:21
That CAN'T be true! \ Is there a snake with a head at both ends? Started by 0	14	53867	Last post by set fair 12/05/2019 01:10:40
That CAN'T be true! \ Can you Guess What This is ? 1 OLD VERSION Started by chimera	749	472838	Last post by syhprum 04/05/2019 17:04:48
Technology \ Can we make a robot that could make a smaller robot that made a smaller robot? Started by acecharly	11	10501	Last post by Zer0 08/02/2019 07:55:33
General Science \ Is there a "potential energy" radio? Started by Karsten	22	18902	Last post by syhprum 17/01/2019 15:23:51
Just Chat! \ Punning is hard(ly) work! Is groaning aloud here? Started by demografx	4506	1683094	Last post by HomeWork 08/09/2018 16:37:25
That CAN'T be true! \ Have you read this amazing book on Alchemy? Started by holygirl	8	10094	Last post by Tomassci 15/07/2018 18:16:26
General Science \ Why is nanotechnology controversial? Started by cheryl j	25	18422	Last post by JitkaS 01/03/2018 11:35:57
Chemistry \ Is there an easy (cheap) way to identify aluminium alloys? Started by CliffordK	20	66545	Last post by chiralSPO 21/02/2018 16:48:43
Famous Scientists, Doctors and Inventors \ Who invented the Garage door opener Started by GOLDFINDER2	6	17263	Last post by syhprum 31/01/2018 23:08:26
General Science \ Is premium petrol worth the added cost? Started by chris	21	13884	Last post by Jajdj 20/11/2017 17:17:54
General Science \ What can you mix with vinegar to create a home made cleaning paste? Started by Mazurka	14	25625	Last post by Reason 17/07/2017 08:52:44
Technology \ What is "Stronger than Steel"? Started by CliffordK	11	34040	Last post by alancalverd 22/05/2017 18:00:16