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vascop

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kryptic

religious belief and science

First off, I'm an atheist. I see no good reason to believe in some 'higher' power. Religion to me is goblydegook, superstition and nothing more. However, I cannot wrap my head around the idea that...
21:52 Fri 29th Apr 201138 answers, last by 2fanriffic 20:16 Sun 08th May 2011
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jj2k

chemistry of life

everything around you is made of
01:44 Thu 05th May 201142 answers, last by flobadob 16:35 Fri 06th May 2011
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Rev. Green

Why are fundamental particles the same?

When a high-energy photon forms an electron/positron pair the electrons always have the same mass, charge, etc. Why? If you sent dough to several locations to be made into loaves, the loaves would all...
20:55 Sun 01st May 20116 answers, last by beso 03:23 Wed 04th May 2011
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Pelly8910

basic foodstuffs

what are the three basic foodstuffs from which all foods are comprised?
14:25 Fri 22nd Apr 20116 answers, last by Merlin3189 16:29 Tue 26th Apr 2011
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dankristy

Why do we hear a lot of negative news repeatedly in recent times?

Why do we hear a lot of negative news repeatedly in recent times? War, Earth Quakes, Flooding, Tsunamis, Economy crashes, Global Warming, etc?
10:45 Wed 13th Apr 201111 answers, last by MarkRae 00:27 Thu 14th Apr 2011
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mollykins

Radians

Why don't people use radians more instead of degrees?
17:04 Wed 06th Apr 201123 answers, last by nightmare 11:58 Mon 11th Apr 2011
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flobadob

We are all 99.99% empty space?

According to Brian Cox on a recent episode of Wonders of the Universe, everything in said universe is made up of 99.99% empty space. He reckoned that atoms have a nucleus with accounts for most of...
23:59 Tue 29th Mar 201117 answers, last by koode 19:57 Fri 01st Apr 2011
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puzzleking123

Linear and Quadratic Equation

I have a linear equation and a quadratic equation, how (analytically) do I find the points at which they cross?
21:12 Tue 22nd Mar 201117 answers, last by puzzleking123 20:24 Thu 07th Apr 2011
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RTFishall

Spring Equinox

I always thought that at the Spring (and Autume) Equinox the lenght of the day and night would be exactly the same. However, I noticed that the published sun/rise set times showed a difference of a...
22:03 Tue 22nd Mar 20117 answers, last by New Judge 17:57 Thu 24th Mar 2011
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flobadob

How far away is Voyager in light years?

I was reading that the Voyager probe is now 74 billion kilometres away from earth. I'm just wondering how far is that in terms of a light year. For fun could someone give the answer as a reference to...
01:03 Tue 15th Mar 201119 answers, last by flobadob 17:22 Fri 18th Mar 2011
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guyba

calculation of atp

Calculation of atp from glucose, how many ? How are they generated? What is the conversion of high energy intermediated? To atp Which reactions producing intermediates used to generate atp...
16:43 Tue 15th Mar 20112 answers, last by theprof 23:54 Tue 15th Mar 2011
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help-me-please

sandard deviation.

what is the SD of these means: 1.234 1.485 2.654 2.827 I have the answers and I want to confirm they are correct! thanks...
15:13 Tue 15th Mar 20116 answers, last by factor30 20:33 Tue 15th Mar 2011
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rov1100

Brian Cox

Yesterday in his absorbing series he showed a rock so old it must have formed during the big bang and arrived by a passing meteorite or comet. A slice taken showed small remnants of nucleic acids...
21:03 Mon 14th Mar 201111 answers, last by R1Geezer 18:49 Wed 16th Mar 2011
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Jawad_13

what is coulomb?

why we say that 1C is the charge on 6.25*10^18 electrons but not as the charge of electron?
08:53 Sun 13th Mar 20117 answers, last by chakka35 14:50 Sun 13th Mar 2011
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R1Geezer

End of the Universe....

In Brian Cox's "wonders of the universe" on Sunday night, he clearly said that the ultimate fate of the universe was the "Heat Death" and implied it was innevitable. Now far be it...
13:08 Tue 08th Mar 201115 answers, last by R1Geezer 14:50 Sun 13th Mar 2011
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flobadob

Could all humans eventually look the same?

With more people travelling and more inter racial relationships, is it conceivable that in another few thousand years all humans will have a similar look rather than showing features which can give...
15:31 Thu 03rd Mar 201119 answers, last by Dodger666 10:26 Sat 05th Mar 2011
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davesalt

space travel

can humans ever travel faster than light?
20:33 Wed 02nd Mar 201113 answers, last by docspock 16:40 Thu 03rd Mar 2011
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morn

fine structure constant

does any one understand what the fine structure constant is? the nearest I've got is that is 'characterises' electromagnetic interaction (whatever 'characterises' means here) and the 'answer' (value)...
22:30 Tue 01st Mar 20113 answers, last by vascop 10:01 Wed 02nd Mar 2011
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crazy legs

Help with Quantum Mechanics.

Hey, If anyone can help me with this it'd be much appreciated, tnx. *Q*:A hydrogen atom is in the third excited state. It makes a transition to a different state and a photon is either absorbed or...
11:50 Fri 25th Feb 20117 answers, last by johne1892 01:46 Mon 28th Feb 2011
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brent.allsop

What is phenomenal red a property of?

Things that reflect 650 NM light, such as a strawberry, enable us to have knowledge of them. Is such a red property a property of the strawberry or a property of our knowledge of such?
03:27 Wed 16th Feb 201125 answers, last by Khandro 10:24 Tue 22nd Feb 2011

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