The Earth's appearance has transformed over the course of millions of years. Obviously, for much of that time scientists weren't around to track the Earth's shifting face. But with the advent of the space age in the second half of the 20th century, it became possible to view the planet from afar and get a sweeping perspective. Indeed, an updated NASA gallery published in conjunction with Earth Day 2012 features more than 160 comparison views demonstrating in sharp relief the very real changes that have taken place during the Earth's recent history.
A new report claims Amazon and Google are bringing voice calls to the Echo and Home. We had fun pretending to make a phone call with the connected speakers.
by Lexy Savvides
Samsung's top boss arrested
In this week's wrap-up, a South Korean court orders the arrest of Samsung's acting leader. Meanwhile in the US, Verizon jumps back on the unlimited data wagon causing every other wireless carrier to take note.