Topology has real implications in the world. For example, topological techniques can be brought to bear on calculating the trajectories of spacecraft, and missions have been saved by the efforts of ...

BETHLEHEM, Pa. - New construction is happening on the land where the Martin Tower once stood in Bethlehem. Buildings are going up on the 1100 block of Eighth Avenue. The planning commission approved a ...

DENVER — Another warm, dry November day with above-average highs and gusty winds at times. The next high-pressure ridge will keep incoming storms north of our forecast area through Friday. Afternoon ...

PORTLAND, Oregon — With a clearing sky tonight, fog will form in the western valleys and be with us through Tuesday morning. But the morning murk should clear and leave us with a partly sunny ...