Rising prices can’t stop this man from helping those in need In the Slovak town of Zvolen, a man named Rado is quietly changing lives. Instead of charging for his handyman skills, he’s helping seniors ...

A roti, Pranoti Nagarkar likes to say, is a non Newtonian fluid—its behaviour shifts with pressure, temperature and time.

When a robotics pioneer who has spent decades building humanoid machines recommends that you stand at least nine feet away from any full-sized walking robot, you should probably listen.