Arts & Culture
Science Fiction: The Cloudy Crystal Ball
Sci-fi has anticipated many scientific and technical breakthroughs—many of which never happened
Stories by Robert J. Scherrer
Space
The End of Cosmology?
An accelerating universe wipes out traces of its own origins
Space
Fade to Black: The Night Sky of the Future [Slideshow]
The night sky on Earth (assuming it survives) will change dramatically as our Milky Way galaxy merges with its neighbors and distant galaxies recede beyond view.
