while the perpendicular direction shows little or no correlation. Such processes are called anisotropic. Refer to Journel and Huijbregts (1978, section III.B.4) for more details. The terminology ...

Tungsten disulfide nanotubes (WS2-NTs), first discovered in 1992, have long captured the attention of researchers for their ...

If scientists confirm an anisotropic expansion, it would challenge the assumption that the universe has no preferred directions.

For a long time, scientists have believed that the universe looks the same no matter where you are or which direction you look. This idea, called the Cosmological Principle, is a key assumption in ...