Wireless communication networks provide a critical infrastructure, particularly in emergency situations due to disruptive events such as natural disasters or terrorist attacks. However, in these kinds ...

This article reports a novel visible light positioning (VLP) system and the associated experimental results. The developed VLP system is completely passive as it does not require a tracked object to ...

Wall Street Worries as Crisis-Level Deficits Become the Government’s Default Mode New legislation could push federal debt into dangerous territory—without an emergency requiring it Share Resize ...

The White House has directed the Army Corps of Engineers to find money is its own budget that could be used to fund the president’s desired border wall.