Slightly less than half of U.S. adults believe that Black people face "a great deal" or "quite a bit" of discrimination in ...

The radioactive isotopes even at low levels can be recognized by radiation detectors at airports and borders, leading to the arrest of poachers and traffickers.

Five years later, as President Donald Trump steps up his criticism of federal judges who have blocked some of his agenda, ...

In the searing heat of the summer of 1901, Missouri State Fair organizers worked rapidly to turn a vacant section of prairie ...

More fireflies than usual are lighting up summer evenings in parts of the U.S. But scientists say the lightning bugs are ...