Abstract: LoRa™ is low power wide area wireless network (LPWAN) protocol for Internet of Things (IoTs) applications. LPWAN has been enabling technology of large scale wireless sensor networks (WSNs).

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Vikki Velasquez is a researcher and writer ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

It was dark and silent, with a chill in the air, as an army of police vehicles blue-lighted their way through the city, headed for one destination. If you told me at 6.20am that Merseyside Police were ...

Infant formula use has been implicated in tens of millions of infant deaths in low and middle-income countries over the past several decades, but causal evidence of its link with mortality remains ...