From Nvidia's record $4 trillion valuation to robot surgeons, check out this week's awesome tech stories from around the web.

Personalized, brain-based tools could support learners being left behind due to natural differences in how their brains work.

Casey Harrell lost his voice to ALS. With the new system, he can emphasize words and intonations in real time—and sing tunes.

Biotechnology Handheld Device Creates Genetic Profiles From Airborne DNA With Astounding Speed Such devices could monitor viruses or biodiversity, but the potential for misuse raises ethical questions ...

Computing Sandia Fires Up a Brain-Like Supercomputer That Can Simulate 180 Million Neurons Brain-inspired computers could boost AI efficiency—a tantalizing prospect as the industry's energy bills ...

Biotechnology These Contact Lenses Give People Superhuman Sight Wearers see infrared light in multiple colors—even with their eyes closed.

A new bioprinter uses ultrasound to non-invasively 3D print tissues, biosensors, and medication depots deep in the body.

Kawasaki recently revealed a computer-generated concept for the Corleo, a “robotic horse.” A video shows the automated equine galloping through valleys, crossing rivers, climbing mountains, and ...

Where would we be without knowledge? Everything from the building of spaceships to the development of new therapies has come about through the creation, sharing, and validation of knowledge. It is ...

Robotics These Tiny Liquid Robots Merge and Split Like ‘Terminator’ Made of teflon and water, the robots could one day shuttle drugs around the body.

Robotics This Robotic Hand’s Electronic Skin Senses Exactly How Hard It Needs to Squeeze The hand can gently pick up anything from plastic cups to pineapples.

Science Scientists Discover Thousands of New Microbial Species Thriving in the Mariana Trench The project explores how life adapts to extreme environments—and hopes to inspire new drugs or even ...