Somewhere in our galaxy are engines capable of driving atomic fragments to velocities that come within a whisker of ...

Yainer Diaz homered with two outs in the ninth inning and Framber Valdez pitched a three-hitter to lead the Houston Astros to ...

Photosynthesis, the natural process of converting sunlight energy into chemical energy and generating molecular oxygen, is a ...

There's no shortage of round celestial objects in our universe. Planets, moons and stars all exhibit lovely spherical shapes.