(Phys.org) —These days, getting a Ph.D. is probably the last thing you want to do if you are out to revolutionize the world. If, however, what you propose is an idea, rather than a technology, it can ...

Add Yahoo as a preferred source to see more of our stories on Google. I've long been a big fan of Greek mythology and all the wondrous beasts that tested, and sometimes bested, mythical heroes. One ...