Chemistry

27 Major Cities Retreat from Peak Greenhouse Gas Emissions

Scientific American: Twenty-seven major cities around the world may already have seen their greenhouse gas emissions peak, according to a new study. San Francisco, Los Angeles, Chicago, London and Washington, D.C., are among the cities whose emissions have fallen more than…

Mark Miodownik: ‘Liquids are not to be trusted’

The Guardian: Materials scientist Mark Miodownik’s first book, Stuff Matters, won the 2014 Royal Society book prize. His second, Liquid: The Delightful and Dangerous Substances That Flow Through Our Lives, has been shortlisted for the 2018 award. He has presented science…

Study Suggests BPA-Free Plastics Are Just as Harmful to Health

Gizmodo: Plastic products that boast of being “BPA-free” aren’t necessarily any safer for us, suggests a new mouse study published Thursday in Current Biology. The chemicals used to replace BPA in these plastics can still leak out and affect the…

Color-Changing Beetles May Be Key to More Vivid Eyeshadow Palettes

Geek.com: A new color-generation technique found in nature could mean purer and more vivid cosmetic and paint hues, as well as better screen displays. Researchers from Singapore’s Yale-NUS College and the University of Fribourg in Switzerland discovered the mechanism in…