Stuff you may like
Active Directory: Active Directory is a directory service developed by Microsoft for Windows domain networks. It is included in most Windows Server operating systems as a set of processes and services.
Active galactic nucleus: An active galactic nucleus is a compact region at the center of a galaxy that has a much higher than normal luminosity over at least some portion of the electromagnetic spectrum with characteristics indicating that the luminosity is not produced by stars. Such excess non-stellar emission has been observed in the radio, microwave, infrared, optical, ultra-violet, X-ray and gamma ray wavebands.
Active Denial System: The Active Denial System is a non-lethal, directed-energy weapon developed by the U.S. military, designed for area denial, perimeter security and crowd control. Informally, the weapon is also called the heat ray since it works by heating the surface of targets, such as the skin of targeted human subjects.
Active learning: Active learning is a form of learning in which teaching strives to involve students in the learning process more directly than in other methods. Bonwell "states that in active learning, students participate in the process and students participate when they are doing something besides passively listening." (Weltman, p.