Robotics

Researchers create nano-bot to probe inside human cells

University of Toronto Engineering researchers have built a set of magnetic 'tweezers' that can position a nano-scale bead inside a human cell in three dimensions with unprecedented precision. The nano-bot has already been ...

Engineering

Tiny brains grown in 3D-printed bioreactor

Scientists from MIT and the Indian Institute of Technology Madras have grown small amounts of self-organizing brain tissue, known as organoids, in a tiny 3-D-printed system that allows observation while they grow and develop. ...

Robotics

Building the first robots to clean up ocean floor litter

There are up to 66 million tons of waste in our oceans today, and the overwhelming majority of it is found on the ocean floor. However, with the exception of a few potentially dangerous operations using human divers, most ...

Internet

'Belly of the beast': From 13, kids treated as adults online

Facebook drew outrage for its now paused plans for an Instagram app for kids aged 12 and under. But 13-year-olds are already welcome on social media with few protections and sometimes tragic effects, experts and parents said.

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