Engineering
Batteries not included: How your own body could power wearables
Batteries are the weak link for wearable and implantable devices. But what if you could harvest energy from the heat, sweat or vibrations of the wearer?
Could 3D printing help solve the US housing crisis?
3D printing could help solve the nation’s housing crisis, as it's cheaper, faster, and more sustainable than conventional construction methods.
Goodyear announces 90% sustainable tire
Made from a variety of recycled and repurposed materials, the tire may be perfectly suited for electric vehicles.
Coastal cities created 40 Manhattans’ worth of new land since 2000
The first global assessment of land reclamation found that people have added 900 square miles of land to Earth’s coasts this century.
German scientists 3D print objects with “acoustic holograms”
By using shaped ultrasound, researchers in Germany have developed a way to 3D print objects in one shot.
NASA’s new balloon-borne telescope was designed with AI
An AI-powered technique called “generative design” is helping NASA engineers design better hardware, more quickly.
World’s biggest direct air capture plant is trapping CO2 in Iceland
Direct air capture technology is starting to take off, with ever-larger CO2 removal facilities opening across the globe.
Cosmic dust from Venus is inspiring new air pollution-busting technology
Inspired by chemistry observed on the surface of Venus, researchers produced a synthetic material that could improve air quality.
Ancient mystery solved: Why was Roman concrete so durable?
How have Roman walls held up so long? Their ancient manufacturing strategy may hold the key to designing concrete that lasts for millennia.