Research is yielding strategies for making plastics greener and more sustainable. But without support as they scale up, new versions will struggle to compete with well-established synthetic plastics.
A teacher puts one of the c*hemRoots kits to the test.
Stephen Cruickshank/University of Cape Town
Whether at a family gathering or in a research lab, getting access to images immediately was a game-changer. And Land’s innovations went far beyond the instant photo.
Sugar mama? Researchers are teasing out the benefits of various molecules in human milk.
Stefan Malmesjö
A chemist explains how some molecules in human breast milk help fight infection. Understanding their properties could lead to better infant formulas that share the health advantages of breastfeeding.
The warming of the outside of the ice cube happens faster than the warming of the inside, causing it to crack.
Mai Lam/The Conversation NY-BD-CC
Water is one of very few chemicals that is found as a liquid, solid and gas at any time on Earth. These three states of water help explain why ice makes a cracking sound when water is poured over it.
It’s all about the chemistry. Adding lemon can enhance the flavour and enjoyment of tea, and change its colour, but its best not to expect any extra boosts to your health.
Subbing new risks for the current dyes’ dangers?
Evgeny Savchenko/Shutterstock.com
Less-toxic hair dye would be a great invention. But discounting the risks that come with nanoparticles could undermine other efforts to protect human health and environmental from their effects.