TALLAHASSEE (WTXL) -- The first mind-controlled bionic foot is being tested out; it's called the propiro foot. Doctors in Iceland that made it say there are no wires or external computer support like other prosthetics. They just implant a small sensor in the leg--and it'll move when the patient thinks about it. The company hopes to have it on the market in 3 years.
What's 3.3 million years old and made of stone? The oldest known tools on the planet. This discovery in Kenya pushes back the dawn of culture by a mere 700 thousand years. It also overturns the thought that making tools and other traits were what made early humans so unique. Now, scientists think that ancient apes were also making similar advancements that long ago.
Kangaroos around Australia, not all that uncommon, unless it's this big fella. The muscly marsupial's been spotted all over the city of Brisbane and has been intimidating his human neighbors. And for good reason, he's 6 foot 5 and weighs an estimated 210 pounds. Kangaroos aren't aggressive, but officials still encourage locals to be cautious if they encounter them.
