It looks like science fiction—but it was very real. Under Project 1794, the US military secretly developed the VZ-9 Avrocar, a flying saucer-style aircraft straight out of a sci-fi movie.

Varda Space Industries' W-2 space capsule reentered Earth's atmosphere and touched down in the Australian outback last month, becoming the first commercial spacecraft to land Down Under.

Key Points Several countries have tried to build flying saucers but the design has not proved stable enough to go into production.

California startup Alef Aeronautics has released "the first documented, verifiable flight of a flying car (an actual car, with vertical takeoff, non-tethered)," as CEO Jim Dukhovny wrote in a ...

OpenPDFSaucer is a combined fork of OpenPDF version 2.0.3 (forked from iText), FlyingSaucer v9.11.0 and PDFRenderer. OpenPDFSaucer is licended with GNU Lesser General Public License (LGPL), Version ...

Working with multiple worksheets can be quite tough for Excel users, especially if there is a lot of work. In Microsoft Excel, there are several tricks that individuals can use to switch between ...