The best time to visit Tulum is between November and December. You'll get the benefit of post hurricane-season breezes, plus the hotel prices are reasonable. Not to say that it's hard to find ...

For the first half of the twentieth century, Sudan was a joint protectorate of Egypt and the United Kingdom, known as the Anglo-Egyptian Condominium. Egypt and the United Kingdom signed a treaty ...

Abstract: Unmanned aerial vehicle (UAV) has been regarded as an efficient approach for enabling battery-less wireless sensor network (WSN). In this paper, an energy-limited UAV is utilized to complete ...

Abstract: The performance of ground-penetrating radar (GPR) is greatly influenced by the cross coupling between the transmitter and the receiver, and the response from the background. Their combined ...