In the early 1950s, Marie Tharp began connecting dots to map the ocean floor, using sonar technology. Sonar detects underwater objects by timing the echo of a soundwave and was originally developed to ...

A new Arizona law requires public schools in the state to enforce stricter phone-use policies and limit student access to the internet and social media starting beginning this school year. Gov. Kate ...

NEW ORLEANS (WGNO) — Derrick Groves, the last New Orleans escapee still on the run after breaking out of the Orleans Justice Center nearly five months ago, has been captured, authorities confirmed ...