We consider that safe, economical and successful aerial navigation would be the grandest and most important invention perhaps ever made, but no plan yet proposed, no means yet tried, have by ...

Rear Admiral Melville in The North American Review. TimesMachine is an exclusive benefit for home delivery and digital subscribers. Full text is unavailable for this digitized archive article ...

BEACAN will design, build, and test a miniaturized ocean drifter. The drifter shall be capable of collecting positional coordinates and transmitting coordinates to a communications satellite.

In indoor environments the accuracy of positioning by global navigation satellite systems suffers significantly from signal blockage, reflection and diffraction. To develop advanced receiver position ...