View Profile: cjameshuff - Cosmoquest Forum

Yesterday, 06:43 AM

grapes replied to a thread How practical is beach soccer? in Off-Topic Babbling

Sorta Here's a link that deals wih last month's sixth annual world cup of quidditch: http://worldcupquidditch.com/

11 replies | 92 view(s)

2013-May-23, 10:19 AM

grapes replied to a thread Salem/Dallas Oregon, Activity in Geology & Planetary Surfaces

A 1.5! North Carolina was thought to be geologically inactive, then they bid for the superconducting supercollider, and installed a seismic...

3 replies | 86 view(s)

2013-May-23, 10:15 AM

grapes replied to a thread How practical is beach soccer? in Off-Topic Babbling

Or quidditch, played on many campuses

11 replies | 92 view(s)

2013-May-21, 10:03 AM

grapes replied to a thread how do i have all my topics/posts deleted and username removed? in Forum Introductions and Feedback

We try. I can remember one poster who signed his full name to his initial post. The post was high enough quality that I was certain he'd be around...

22 replies | 1196 view(s)

2013-May-21, 08:12 AM

grapes replied to a thread Mechanical advantages of rails? in Science and Technology

It's hard to imagine an alternative steel factory without some sort of rail system--you're not going to shuttle hot ladles back and forth on rubber...

53 replies | 721 view(s)

2013-May-20, 03:58 AM

grapes started a thread SPF ratings for sunscreens in Small Media at Large

From USA Today today: http://m.usatoday.com/article/news/2325341 OK I might believe that SPF ratings are gimmicks, as the article says, but I'm...

8 replies | 158 view(s)

2013-May-20, 03:00 AM

grapes replied to a thread Looking for a solid pair of binoculars in Astronomical Observing, Equipment and Accessories

The last two links are the same.

10 replies | 384 view(s)

2013-May-20, 02:02 AM

cjameshuff replied to a thread Machines in space in Science and Technology

If built on Earth and then launched to produce power for use on Earth, it is pretty clearly not economical. However, beamed power from orbital...

36 replies | 1819 view(s)

2013-May-19, 09:59 PM

cjameshuff replied to a thread Machines in space in Science and Technology

1 cm of 18 gauge solid wire (substantial overkill here...say it's actually many redundant parallel connections) = 73 mg. 73 mg is not half of 1 g....

36 replies | 1819 view(s)

2013-May-19, 09:31 PM

cjameshuff replied to a thread Machines in space in Science and Technology

You have no reason to even attempt to open a high voltage circuit. You can easily arrange things so that individual modules can be turned off,...

36 replies | 1819 view(s)

2013-May-19, 06:48 PM

grapes replied to a thread Machines in space in Science and Technology

Nobody else may have mentioned the effect of cosmic rays on computers and digital cameras, but that sure seems like an issue. Modern machines have a...

36 replies | 1819 view(s)

2013-May-19, 03:08 PM

cjameshuff replied to a thread Machines in space in Science and Technology

What? Just how did you come up with this estimate? What could you possibly need that much copper for? This simplistic approach has obvious...

36 replies | 1819 view(s)

2013-May-19, 10:12 AM

grapes replied to a thread Mechanical advantages of rails? in Science and Technology

Simple physics and material strength allows one to calculate number of wheels. A single coal car carries a small hill of rock. (...

53 replies | 721 view(s)

2013-May-18, 12:08 AM

cjameshuff replied to a thread Kepler mission may end soon in Space Exploration

Also note that much of the telescope costs are development and design, not just hardware. A replacement telescope wouldn't cost the same as the first...

37 replies | 766 view(s)

2013-May-17, 08:43 PM

grapes replied to a thread Really trivial stuff that bugs you in Off-Topic Babbling

Spouse -- Spice Trousers -- Taser Douse -- Dice Souse -- Sots

2563 replies | 78341 view(s)

2013-May-16, 06:43 PM

grapes replied to a thread What is the Average Distance Between Earth and Sun? in Astronomy

If it is given as 93,000,000 miles, there are two significant digits--it's been rounded to 93 million. Of course, it's 91.5-94.5 million over the...

23 replies | 479 view(s)