1. Engineering: Re: Why do tug boats push large barges instead of pull them?, John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Fri Sep 29 11:12:19 2000
2. Earth Sciences: Re: What are the Midnight and Twilight Zones in the ocean?, John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Tue Feb 13 04:06:20 2001
3. Zoology: Re: Is it possible some marine life is more intelligent?, John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Mon Nov 20 09:25:11 2000
4. Environment & Ecology: Re: What structure would be best for living community on the ocean floor?, John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Mon Nov 27 14:47:06 2000
5. Astronomy: Re: what creates a shadow on the moon, and explain how the sun appears to....., John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Fri Mar 23 20:34:53 2001
6. Engineering: Re: When a yacht is sailing, will it go faster if the propeller can freewheel?, John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Mon Jul 30 00:04:06 2001
7. Engineering: Re: Why do toilets on cruise ships flush so loudly and violently?, John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Mon Nov 20 09:00:29 2000
8. Engineering: Re: Why don't boats have transmissions?, John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Fri Mar 23 21:01:33 2001
9. Astronomy: Re: How many artificial satellites are in orbit and why don't they crash into each other?, John Metcalfe, Staff, Computing and Information Services, Texas A&M University at Galveston Fri Sep 8 20:55:51 2000