While self-propelled artillery and tanks may look superficially similar, there are differences related to their specialized ...

Tanks actually have a full crew operating them. Different tanks have a different number of crew members, but just to illustrate the various types of roles, we'll take a look at the crew of an M1 tank.

Reality pitch show "Shark Tank," perhaps unusual for its focus on businesses seeking investment rather than on the drama or personal lives of cast members, has something of a cult following in the ...