Category Archives: Science

Iceberg Off the Starboard Bow!

Coming into this trip, I didn’t have any expectations of seeing icebergs.  Therefore, the first one we saw from afar near the Sandwich Islands came as a great surprise; it looked like a white fortress, and further investigation with binoculars … Continue reading

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It Was a Deep, Dark, and Dangerous Dive

On Wednesday we sent the CTD down to 6000 meters to sample the second deepest location in the Atlantic Ocean.   We had arrived at the South Sandwich Trench, just 60 miles east of the South Sandwich Island Chain.  Along with … Continue reading

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Life is Controlled by the Limiting Nutrient

We all know that we are supposed to eat a balanced diet containing the Recommended Dietary Allowance of vitamins and minerals to maintain our health.  Humans, and all other organisms, require major and minor nutrients in well-defined quantities for healthy … Continue reading

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