Controlled Flight into Terrain (CFIT) is the #2 leading cause of General Aviation fatal accidents involving the loss of life. There have been over 9,000 deaths due to CFIT since the introduction of commercial jets.  Between 2000 and 2009 approximately 961 people died worldwide as a result of CFIT, the …

The extraordinary promise of quantum technology—depend on quantum “entanglement,” in which the physical states of two or more objects such as atoms, photons or ions become so inextricably connected that the state of one particle can instantly influence the state of the other—no matter how far apart they are. Today, …

A metal foam is a cellular structure consisting of a solid metal (frequently aluminium) with gas-filled pores comprising a large portion of the volume. The pores can be sealed (closed-cell foam) or interconnected (open-cell foam). The defining characteristic of metal foams is a high porosity: typically only 5–25% of the …