Engineering

We used to have steam-powered cars. What happened to them — and will they come back?
3D printing promises to transform architecture forever
Researchers turned superglue into a recyclable, cheap, oil-free plastic alternative
Watch: London’s “rolling bridge”
Batteries not included: How your own body could power wearables
Could 3D printing help solve the US housing crisis?
Goodyear announces 90% sustainable tire
Coastal cities created 40 Manhattans’ worth of new land since 2000
German scientists 3D print objects with “acoustic holograms”
NASA’s new balloon-borne telescope was designed with AI