Pennsylvania-based Conestoga Capital Advisors sold 855,435 Vertex shares for an estimated $24.8 million based on average ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced financial consultant. She has a demonstrated ...

This algebra 2 video tutorial shows you how to complete the square to solve quadratic equations. This is for high school students taking algebra and university students taking college algebra. Quadrat ...

Scientists have revealed a grim prospect for humanity's future, as they warn that Earth will eventually be consumed by the sun. In roughly five billion years, our star will burn the last of its ...