Celery and Uncle Zucchini race. / Jet tests his experimental time machine. Celery competes against her brother, Uncle Zucchini, in an "Earthie-style race with a winner"! / Jet uses his Bortronian ...

One of the most important reasons we go to space is to know our own planet better. One of the most important reasons we go to space is to know our own planet better. Today I'm going to tell you about ...

The International Space Station is turning 25 this month. Twenty-five years of people from all over the world living together and working together in space. At the same time, it is starting to wrap up ...

The universe thrums with quantum fields; and the particles of matter and force emerge as vibrational manifestations of the deep symmetries of these fields. The layers and reflecti ...

(via PBS Space Time) The multiverse pops out of quite a few theories in physics, and has been proposed as a solution to certain vexing problems. But it’s also been argued that the very idea of a ...