Can you drill a hole in a cube that an identical cube could fall through? Prince Rupert of the Rhine first asked this ...

"The kid starts cackling, and I realise he invented his own question in order to trick me into saying it," the teacher wrote.

The Great Pyramid of Giza, the oldest and sole surviving Wonder of the Ancient World, has attracted the interest of philosophers, savants, and travelers for at least four millennia. Some of this ...

† Department of Chemical and Materials Engineering, National Central University, Jhongli, Taiwan 320, R.O.C. ‡ Department of Chemical Engineering, National Taiwan University, Taipei, Taiwan 106, R.O.C ...

Abstract: High geometric magnification X-ray micro-computed tomography (μCT) is used to study many high-resolution features in insects, cellular, bones, composite and mineral materials. The resolution ...

Abstract: In this work, we address the antenna tilt optimization problem for a two-tier cellular network consisting of macrocells and femtocells, where both tiers share the same spectrum and their ...