The budget carrier Spirit Airlines is ceasing operations after failing to land a $500 million bailout from the Trump administration....

A new design proposed by venture fund Paradigm would let holders privately timestamp proof that they control vulnerable keys before quantum computers arrive, creating a possible rescue path if Bitcoin...

Jack Fleischaker, 19, died after falling from a Sigma Chi fraternity house window at Kansas State University, with police saying no foul play suspected as the incident remains under investigation....