Rachel MartinContributor, TechHive

Rachel is a recent MIT graduate with a bachelor's in materials science and engineering. She likes 3D printing, solar cells, and maybe 3D printing solar cells, as well as videos of cats being confused by Roombas.

Robotic needles bust cranial blood clots, could make brain surgery less invasive

Don’t worry, no pictures: Vanderbuilt University's robotic needles could one day make certain kinds of brain surgery far less invasive.

Quadrotors play catch with inverted pendulum; world domination next

No, really. What else is there to say? Watch the robots play catch-the-pendulum.