The Universe is: Expanding, cooling, and dark. It starts with a bang! #Cosmology Science writer, astrophysicist, science communicator & NASA columnist.
The world’s first suspended traffic circle… for bicycles!
You’ll frequently hear people say “the science is settled.” Scientifically speaking, can it ever be?
From Earth and beyond, these time lapses show our one-of-a-kind motion through the Universe.
A galaxy very different from our own may hold the key to seeing what our far future looks like.