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AIDS, in medicine

(Encyclopedia) AIDS or acquired immunodeficiency syndrome, fatal disease caused by a rapidly mutating retrovirus that attacks the immune system and leaves the victim vulnerable to infections,…

May Current Events 2023: U.S. News

Top of Page World News | Disaster News | Science & Technology News | Current Events This Week The world is a very busy place, and it's hard to stay on top of everything. Infoplease has got you…

William Shakespeare: King John, Act III

Act IIIScene IThe French King's pavilionEnter Constance, Arthur, and SalisburyConstanceGone to be married! gone to swear a peace! False blood to false blood join'd! gone to be friends! Shall…

light

(Encyclopedia) light, visible electromagnetic radiation. Of the entire electromagnetic spectrum, the human eye is sensitive to only a tiny part, the part that is called light. The wavelengths of…