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Rev. Green

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spotit3

Name for special cuboid

I know this is not science but didn't know where else to put the question. What is the proper name for a special cuboid with 12 equal edges? Thanks...
17:43 Thu 19th Nov 200910 answers, last by Rev. Green 22:37 Sun 22nd Nov 2009
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Rev. Green

Car Insurance cost for young driver

My son is too young to drive but he needs to choose a college now. He is considering a college which is a very long bicycle ride away and he'd like to know the cost of car insurance because he might...
18:18 Sun 08th Nov 20099 answers, last by Rev. Green 12:06 Wed 11th Nov 2009
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Rev. Green

The Rainbow and the Rose

I've just read "The Rainbow and the Rose" by Neville Shute. Good book, but why is it called "The Rainbow and the Rose" - it mentions neither?
21:00 Wed 04th Nov 20092 answers, last by Rev. Green 22:57 Wed 04th Nov 2009
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somethingabstract

perpetual motion

I know that its not possible and I fully understand the laws of thermodynamics, and I do not wish to debate this. However, my question is what is the longest running machine without any external...
22:07 Mon 19th Oct 200913 answers, last by mollykins 18:19 Tue 20th Oct 2009
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chrisrob

Cycling efficiency

I asked this question in How it Works last week but didn't get an answer so thought I'd post it here: Like all mechanical devices, my bicycle is less than 100% efficient. Therefore, if I traverse a...
12:50 Mon 19th Oct 200911 answers, last by Helveticus 10:44 Tue 20th Oct 2009
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derrynoose

Maths Challenge

I have been challenged to use the digits 1 to 9 inclusive, in order, and the symbols plus,minus, multiply,divide, to obtain the result 200. So far, no success. Any clear thinking mathematicians out...
09:04 Fri 16th Oct 20098 answers, last by derrynoose 09:25 Mon 19th Oct 2009
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scotty6663

if nothing can travel faster than the speed of light...

According to Einstein's theory of special relativity nothing can travel faster than the speed of light.... then how can we "map" our universe? from what i gather we "map" the...
19:33 Thu 15th Oct 20099 answers, last by Rev. Green 20:08 Thu 15th Oct 2009
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rutineli

Light into matter

How can light be turned into matter given the right conditions?
19:14 Thu 10th Sep 20099 answers, last by Pyrrho 01:48 Sun 13th Sep 2009
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Rev. Green

Infinite number of Universes and winning the lottery.

People often say things like "If the number of Universes is infinite, there must be some where I've won the lottery". Can someone with a good understanding of Aleph-null, Aleph-one, etc. tell me if...
17:37 Mon 27th Jul 200927 answers, last by jake-the-peg 17:25 Tue 28th Jul 2009
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doddsredoubt

Right fuse for Plug

Yesterday when I was using my computer it literally went off,and I thought we had a power cut but on chequeing the electricity found it was working. My question is I found the fuse in my Dell Desktop...
18:13 Sat 25th Jul 20092 answers, last by doddsredoubt 00:42 Sun 26th Jul 2009
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Rev. Green

"Just as the Evening Breeze"

Does anyone know the sentimental song "Just as the Evening Breeze", probably from about 1920?
20:53 Fri 24th Jul 20092 answers, last by Rev. Green 21:23 Sat 25th Jul 2009
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blackfish

20p piece

I have got a 20p with no date on either side should I hang on to it or sell
22:21 Sun 19th Jul 20093 answers, last by Rev. Green 20:59 Fri 24th Jul 2009
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1ARMEDBANDIT

Easiest jobs in the world, tongue in cheek.

(Question) What is the easiest job in the world? (Answer) theoretical physicist, like Stephen Hawking. These people say things like there are multiple universes trillions of miles away, There are...
19:54 Wed 22nd Jul 200916 answers, last by carrot99 00:19 Mon 27th Jul 2009
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magicmerlin

Have a go at this without a calculator....

Imagine that you can fold a piece of paper as many times as you want to (we all know it's about 8 times in reality). This piece of paper is one thousandth of an inch thick (0.001") You are to fold...
17:41 Thu 23rd Jul 200926 answers, last by dxhound2003 02:01 Sat 25th Jul 2009
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padanarm

What would happen if you listened to the radio at the speed of light?

What would happen to a radio signal if you accelerated to the speed of light? Would the radio programme go backwards?
23:34 Fri 17th Jul 200912 answers, last by seadogg 21:40 Sat 18th Jul 2009
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padanarm

What would happen if you put radioactive waste into a volcano?

What would happen if you disposed of radioactive waste in an active volcano? Would the radioactive decay be increased by the extreme heat or would you simply end up with radioactive lava?
18:23 Fri 10th Jul 200912 answers, last by SpaceCase 20:06 Wed 15th Jul 2009
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Rev. Green

Mincemeat

Every summer fete has mince pies, but there isn't any mincemeat in the shops because it is "seasonal". Is there a supermarket which stocks it, or does everyone stockpile at Christmas?
21:23 Sat 11th Jul 200910 answers, last by jaffa cake 19:39 Mon 13th Jul 2009
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john1066

The Universe...

I read many years ago that you can travel so far into space until there is nothing there not even empty space. That has baffled me for many years.What are your thoughts on that ?
21:47 Sat 06th Jun 200913 answers, last by Rev. Green 21:16 Sat 11th Jul 2009
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chirpychirpy

Wii Fit ski-jumping

Please someone tell me the secret of getting long jumps on this. PS. I don't mind cheating!
23:04 Sun 14th Jun 20095 answers, last by Rev. Green 22:32 Mon 22nd Jun 2009
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claymore

The electric universe

anyone with an open mind, and who tends to question the generally accepted theories of what the universe is and how it works should buy, borrow ,steal a copy of The Electric Universe by Wallace...
09:46 Fri 19th Jun 200912 answers, last by onions_41 02:47 Thu 17th Sep 2009

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