A $13 billion proposal could lay high-speed tracks in the midwest, California, and Florida.
In-car wireless puts some auto-buyers online. Will it drive them to distraction?
Column: It's time to set aside political quibbles and form an international plan.
Are some people unintentionally signing up for spam when they tweet?
Free, online lectures and course materials offer Ivy-League classes to everyone.
This young tech weds the ease of Wi-Fi and the range of cellphone towers.