[ hā′də-pə-lăj′ĭk ]
The bottommost layer of the oceanic zone, lying below the abyssopelagic zone at depths greater than about 6,000 m (19,680 ft).
GMTRead more in this article about some frequently asked questions and fun facts related to our definitions.
What Does “ZIP Code” Stand For?It’s a hectic time of year for the U.S. Postal Service. Those packages you ordered on Cyber Monday are steadily arriving. You’re probably even receiving a few holiday greetings the old-fashioned way — snail mail. The half million employees who work for the USPS rely heavily on the five- or nine-digit ZIP codes for efficient and reliable mail delivery. So, it makes sense that the …
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