Cool coating from chalk
On hot summer days, heat-repellent textiles that simultaneously deflect the sun’s rays and radiate away body heat offer a useful strategy to keep cool. Several materials look promising in the lab. However, scaling their manufacture for commercialisation is challenging, particularly as regards sustainability.
How recycled glass particles help plants grow faster
Recycled glass diverted from landfill could find application as a partial soil substitute – helping plants not only to grow faster, but potentially also with fewer chemicals.