We've talked plenty of times here about the infeasibility of launching a mirror big enough to directly image exoplanets using ...

Peter Derman, MD, did not leave Texas Back Institute because he wanted distance from the institution. He is clear about that. After nearly eight years at the Plano-based spine group, where he served ...

How can you have a proof without proving anything? Mathematicians found a way and, in the process, came to blows over it – ...