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Messages 1043 - 1072 of 1433   Oldest  |  < Older  |  Newer >  |  Newest
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1043
Does anyone have any pointers to articles or sites they use to keep up to date with fuel cell technologies and the science behind them? Ian -- Ian Robinson -...
Ian Robinson
canicula9
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Jan 1, 2007
7:07 pm
1044
This year question posed to prominent thinkers by The Edge was "What are you Optimistic about? Why?". The responses from 160 respondents are up at: ...
Ian Robinson
canicula9
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Jan 2, 2007
8:52 pm
1045
... I'm optimistic that in 2007 we will see increased governmental funding for embryonic stem cell research in the USA. Both Federal and State. This will be a...
Ian Robinson
canicula9
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Jan 4, 2007
7:25 pm
1046
Saw this in a copy of Nature from last month (part of the pile of back reading mentioned earlier). A recent development in solar cell efficiency. These...
Ian Robinson
canicula9
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Jan 6, 2007
12:22 pm
1047
Are the Magellanic Clouds just interlopers passing through our neck of the woods rather than gravitationally bound satellite galaxies of the Milky Way? Maybe....
Ian Robinson
canicula9
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Jan 10, 2007
11:50 pm
1048
This weeks In Our Time on the BBC is about Life on Mars. I Haven't listened to it yet. Just noticed it download in iTunes as I subscribe to the podcast ...
Ian Robinson
canicula9
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Jan 11, 2007
10:34 pm
1049
The nature article wants a purchase. Was there any talk of release to the public on those new cells, and the possible cost? An old collegue of mine built his...
Mike Sims
mikesims10670
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Jan 12, 2007
5:01 am
1050
... Sorry. I must have a cookie that means I don't have to login. ... Nope. Still a research effort at present. Ian -- Ian Robinson - Belfast - UK Soapbox -...
Ian Robinson
canicula9
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Jan 12, 2007
6:28 am
1051
I'm hoping to do a weekly roundup of stuff I find interesting in the science journals and mags I subscribe to (Nature, Science, New Scientist). Feel free to...
Ian Robinson
canicula9
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Jan 19, 2007
8:51 pm
1052
... Tesco (UK based supermarket chain [1]) have just awarded a big contract to put solar panels on the roof of one of their Californian distribution centres....
Ian Robinson
canicula9
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Jan 20, 2007
9:49 am
1053
...at the British Library website according to this story: http://www.theregister.co.uk/2007/01/30/vinci_notebooks_vista/...
bruce_horrocks
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Jan 30, 2007
5:03 pm
1054
http://www.theinquirer.net/default.aspx?article=37311 (includes link to original article which is subscription only) Summary: there's not enough lithium in the...
bruce_horrocks
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Jan 30, 2007
5:48 pm
1055
... Yes, that's a bit of a problem. We need some kind of recyclable recharging fuel cells of some sort, preferably using nickel hydrides or some such to...
Dave Oldridge
doldridg
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Jan 31, 2007
1:57 pm
1056
NO ... we need to perfect our comet mining techniques ... there's gotta be a ton of good stuff out there ... or maybe the first ... MMC ... "Mars Mining...
Mike Sims
mikesims10670
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Feb 3, 2007
10:22 pm
1057
... I'm just starting a course researching a cutting edge topic in chemistry. Going to do something on fuel cells. Probably related to their use in portable...
Ian Robinson
canicula9
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Feb 3, 2007
10:27 pm
1058
The latest IPCC report on climate change is available at the URL below. A summary for policy makers is available in the press links section. ...
Ian Robinson
canicula9
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Feb 4, 2007
4:14 pm
1059
I'll be at WWDC [1] in San Francisco from 10th to 16th June if any of the Californian Talk Science members (or indeed members from anywhere!) fancy dinner some...
Ian Robinson
canicula9
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Feb 6, 2007
11:01 pm
1060
... I think we're actually pretty close to cracking that part of the problem. We've got cells. The problem is they won't charge fast enough to be really...
Dave Oldridge
doldridg
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Feb 7, 2007
2:47 pm
1061
... Yes, but to get out there we're gonna need tons of hydrogen and oxygen. -- Dave Oldridge ICQ 1800667 VA7CZ...
Dave Oldridge
doldridg
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Feb 7, 2007
2:50 pm
1062
... This is true, at least to get off of the surface -- unless JP Aerospace's "blimp to orbit" concept works. If we build space solar power systems, though,...
D. Keith Howington
dkhowington
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Feb 7, 2007
7:12 pm
1063
... I'm thinking more about fuel cells that you supply a constant flow of a suitable fuel to, rather than one like a battery that you can recharge. So when...
Ian Robinson
canicula9
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Feb 7, 2007
7:30 pm
1064
Speaking of gas ... I saw a banner on the outside of an autoshop to "ASK US ABOUT FILLING YOUR TIRES WITH NITROGEN" ... anyone ever heard of this or done it? ...
Mike Sims
mikesims10670
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Feb 9, 2007
7:13 am
1065
... Yes. The Space Shuttle's landing gear tires are filled with nitrogen; this was discussed at length as part of the analysis forums working though the...
D. Keith Howington
dkhowington
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Feb 9, 2007
8:00 am
1066
... Quite true, since virtually all of it ends up back as water when we use it, the supply is pretty much inexhaustible. Plus there's LOTS of water kicking...
Dave Oldridge
doldridg
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Feb 9, 2007
10:41 pm
1067
... Yes, something that you could pressurize with hydrogen in a minute or two would work well. The thing is, the changeover will be slow until it becomes...
Dave Oldridge
doldridg
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Feb 9, 2007
10:42 pm
1068
I've been thinking about something ... I'm going to pose this idea from a purely acedemic point of view with no particular problem in mind to solve. But lets...
Mike Sims
mikesims10670
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Feb 10, 2007
1:08 am
1069
... You would need to control the descent the whole way down to the surface. Once the material you wanted was subject to the Earths gravity it would accelerate...
Ian Robinson
canicula9
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Feb 10, 2007
9:29 am
1070
... Asteroid mining is much better for metals. Comets are lightweight fluff, for the most part, though there are intriguing comet-asteroid hybrids: ...
D. Keith Howington
dkhowington
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Feb 10, 2007
1:37 pm
1071
There have been a few messages recently posted to Talkscience that have been stopped by the Yahoo Spam filters. I'm not getting emails to tell me that there...
Ian Robinson
canicula9
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Feb 10, 2007
1:52 pm
1072
... -- ===|==============/ D. Keith Howington (CEO@...)...
D. Keith Howington
dkhowington
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Feb 10, 2007
6:05 pm
Messages 1043 - 1072 of 1433   Oldest  |  < Older  |  Newer >  |  Newest
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