Distribution of matter in the early universe was much more ... light-year-long structure investigated by the recent team; for example, the Hubble Space Telescope previously spotted a 13-million ...

MIT physicists have captured the first images of individual atoms freely ... nature that makes atoms difficult to understand. For example, we cannot simultaneously know precisely where an atom ...

The latest images from Euclid, a European mission studying dark matter and dark energy ... galaxies (our Milky Way has dozens of them, for example). Smaller galaxies swarming around a larger ...