The SS United States is set to join Okaloosa County’s more than 500 artificial reefs, which include a dozen smaller ship ...
The original version of this story appeared in Quanta Magazine. In 1876, Peter Guthrie Tait set out to measure what he called the “beknottedness” of knots. The Scottish mathematician, whose research ...
Coral reefs are marine structures created by calcifying coral animals and their algal symbionts. Coral reef ecosystems are generally high in biodiversity, most often found in shallow tropical seas, ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback