Sustainability
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.
How heat pumps of the 1800s are becoming the technology of the future
With ever-improving efficiencies, and rising sales in multiple countries, heat pumps are only getting harder for their detractors to dismiss.
Tokyo wants to build a future-proof city. Here’s how.
Tokyo’s municipal government has announced plans to build a high-tech, sustainable city on reclaimed land in its bay area.
This 3D-printed home is made entirely of bio-based materials
Maine researchers are testing a new approach to 3D printing homes, swapping out the standard concrete “ink” for a material made of wood waste.
Pricing groundwater will help solve California’s water problems
The state’s Sustainable Groundwater Management Act is a great opportunity — but only if it goes far enough.
Rewilding: letting nature do its own thing
Rewilding organisations in Europe are reintroducing lost species including the Eurasian lynx and Marsican brown bear.
Here’s what that fusion power breakthrough really means
This year, NIF reports that it has achieved "ignition" — that is, it has achieved slightly more fusion energy output than laser energy input.
What can cities do to survive extreme heat?
Urban heat waves are getting worse, but better data and timely government action could make them less deadly.
Rolls-Royce tests its first hydrogen-powered plane engine
Rolls-Royce and easyJet have demonstrated for the first time that a modern plane engine can be safely powered by hydrogen fuel.
A green trifecta: how a concrete alternative can cut emissions, resource use, and waste
Building materials and construction generate about 20% of global greenhouse gas emissions. What if there was an alternative?