Sea Science: Ice governs aquatic life on Earth
Sea Science: by Scott McDowell You need not be a sober scientist to realize that ice is lighter than water. We see cubes floating in our cocktails, and we’re …
Scott McDowell
Scott E. McDowell has a doctorate degree in ocean physics, is a licensed captain and author of Marinas: a Complete Guide available at www.scottemcdowell.com. Contact him at scott@scottemcdowell.com.Author Archives
Sea Science: Technology to ease danger of submerged containers
Sea Science: by Scott McDowell Boaters and professional captains alike know that one of the most dangerous hazards at sea is colliding with a partially …
Sea Science: There’s a reason that green flash at sunset is so rare
Sea Science: by Scott McDowell When mariners share sea stories of encounters with gales and rogue waves, rarely does a session end without mention of the …
Sea Science: Gulf Stream current, eddies keep big river of the Atlantic moving
Sea Science: by Scott McDowell The Gulf Stream “system” begins with westward surface flow through the Caribbean, looping through the Gulf of Mexico, then …
Know the Florida Current, the southern leg of the Gulf Stream
Sea Science: by Scott McDowell The strong northward current between the eastern shore of Florida and the Bahamas is officially named the Florida Current (FC), …
Sea Science: Rogue Waves, part 2; Design specs not good enough
Sea Science by Scott McDowell Rogue waves are not uncommon throughout our world’s oceans, as documented by dozens of examples in this space last month. …
Rogue waves are real and more frequent than mariners think
By definition, a rogue is one who behaves unexpectedly and abnormally, often causing damage to anything nearby. This succinctly describes the extremely large …
Science of rainbows explains much, steals the magic not at all
Rainbows require sunlight and moisture in the air but it’s the magic angle of 42 degrees that causes rainbows to exist. Light rays from the sun appear to the …
Lightning: The formation and risk to swimmers
Lightning bolts represent a tremendous discharge of electricity: 100-300 million volts and 30,000 amps. Most often, they occur between clouds, but 25 percent …
Chances for lightning strike higher than for major lottery win
Because of severe injuries and death caused by convective (rising warm-air) storms, the National Weather Service has compiled accurate statistics on the …
