, July 10 -- Scientists searching for signs of intelligent extraterrestrial life say some of the coldest objects in the Milky Way may not be stars at all but massive energy-collecting structures built ...

Smithsonian Secretary Lonnie Bunch addressed the report in a letter to staff.

These are the 40 most beautiful flowers in the world, including rare blooms, fragrant favorites, flowering trees, and petals ...

Smithsonian Secretary Lonnie Bunch disputed the scathing July 4 report released by the White House, which accused the National Museum of American History and its leaders of presen ...