The contents of “On the Movements of the Earth” were forever lost. The title, however, wasn't. Six words. That's all that remains. And that candle in the darkness is still enough to spark a single ...

Seleucus of Seleucia was an ancient astronomer who defended heliocentrism, arguing that Earth orbits the Sun and rotates on ...

GREENBELT, Md.—A sparkling landscape of baby stars. A foamy blue and orange view of a dying star. Five galaxies in a cosmic dance. The splendors of the universe glowed in a new batch of images ...

After back-to-back finishes outside the podium, EJ Obiena is back on top as the Filipino ace unleashed a season-best output to rule the Orlen Copernicus Cup on early Monday in Torun, Poland. The ...