Profitable Customer Value (PCV) refers to how much profit your customers generate due to marketing. This is the measurable ...

The amplituhedron, a shape at the heart of particle physics, appears to be deeply connected to the mathematics of paper folding.

Portable Bluetooth speakers have become a must-have for music, podcasts and even calls when you’re on the move. Whether you’re heading to the beach, planning a camping trip or just want something more ...

Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced financial consultant. She has a demonstrated history of working in both institutional and retail environments, from broker-dealers to ...

† State Key Laboratory of Crystal Materials, Shandong University, Jinan 250100, China ‡ School of Information Science and Engineering, Shandong University, Jinan 250100, China ...