Complex network models are helpful to explain the evolution rules of network structures, and also are the foundations of understanding and controlling complex networks. The existing studies (e.g., ...

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Permanent magnet arc motor (PMAM) is widely used in some scanning systems, such as the astronomical telescopes and large antennas. In order to address the optimization design of the PMAM, a new ...

An average maturing tree under optimal conditions can transport up to 10,000 gallons of water only to capture about 1,000 usable gallons for the production of food and adding to its biomass.

All tree leaves have an outer layer called the epidermis, which can also be used in the identification process. This leaf "skin" always has a waxy cover called the cuticle and varies in thickness.

In true feline form, cats took their time deciding whether to jump into humans’ laps. In a new comprehensive study of the spread of domesticated cats, DNA analysis suggests that cats lived for ...