Something to think about as the millisecond tick by today: how much money you're not making from the slight discrepancies between the values of securities on the world's international exchanges. Developed by suburban Chicago-based financial data company Nanex, this visualization shows, at highly reduced speed, the automated trading activity that took place on Johnson and Johnson's stock May 2. The timescale bas been altered so that each millisecond of trading time is represented as roughly one second in the visualization, so it's slowed down about 1,000 times.

Humans feel bad when they see other humans being mistreated, but do we feel the same way about robots?

A poll conducted by the Huffington Post and YouGov focused on the desires and ethical questions surrounding the most pressing issue of our immediate future: sex with robots.

Students and researchers at Virginia Tech College of Engineering have created the death of us all a human-sized autonomous robotic jellyfish, to better study the locomotion of the unusual real-life animal that was its inspiration.

Do you remember turning over rocks in your backyard, looking for tiny dark wriggling salamanders? No you don't, because you're Australian. But you've probably seen a salamander. It's like a long, slithery frog with a tail. Imagine that, but in the form of a very large robot, and you've got something close to the Salamandra Robotica II.

We've been following the HAL robotic suit for a while now, and for good reason: Look at that thing! That looks like the future right there. And now it's gotten a worldwide stamp of safety approval.