The oceans are mostly composed of warm salty water near the surface over cold, less salty water in the ocean depths. These ...

An overnight SpaceX launch planned for early Saturday will use a booster that’s already flown to space 25 times. A Falcon 9 is targeting 1:14 a.m. carrying 21 Starlink satellites from Cape Canaveal ...

What you should knowThe Eagles' Super Bowl parade begins at 11 a.m. and will march up Broad Street to the Philadelphia Museum ...

A new interactive map is the first of its kind, showing likely underground areas to explore for geologic hydrogen. This, ...