Actress, playwright, and professor learns of her courageous ancestor, a conductor along the Underground Railroad. With the help of the Finding Your Roots research team, Henry Louis Gates, Jr. was ...

human benefits are gained which could not be obtained by using other methods Against animal experiments: Experimenting on animals is always unacceptable because: it causes suffering to animals ...

Wireless communication systems, which uses low-altitude unmanned aerial vehicles provides cost-effective and flexible wireless connectivity. This paper reviews a mobile relaying system enabled by a ...

In this paper, a novel amplitude comparison method for direction finding (DF) aiming to Binary Phase Shift Keying (BPSK) with cyclostationarity analysis is proposed to overcome the in-band ...

During periods of consistent rainfall, a well-established tree or shrub will need little additional water. But during long periods without rainfall, established trees and shrubs can suffer or die ...

Mathematics is the universal language of science while computer science is the study of the hardware and algorithms that are used in modern computer systems. Since many of the early pioneers of ...