The Sciences
Unraveling the Mathematics of Smell
Scientists have created a “map” of odor molecules, which could ultimately be used to predict new scent combinations
Latest Chemistry Stories
Chemistry
How Tear Gas Works: A Rundown of the Chemicals Used on Crowds
There are two broad types of tear gas—and they’re both engineered to cause pain
Environment
The Hunt for Sky’s “Detergent” Begins in Antarctica
Ice records pre-industrial levels of a chemical that scrubs the atmosphere of greenhouses gases
Chemistry
Make Your Own Gelatin Pearls
A Culinary Activity from Science Buddies
Public Health
The Crusade against Dangerous Food, Part 2
Pulitzer Prize–winning journalist Deborah Blum talks about her book The Poison Squad: One Chemist’s Single-Minded Crusade for Food Safety at the Turn of the 20th Century, Part 2...
Chemistry
Do Wine over Those Brussels Sprouts
Taking a swig of red wine before eating Brussels sprouts appears to moderate Brussels sprouts' polarizing flavor. Christopher Intagliata reports
Chemistry
The Crusade against Dangerous Food, Part 1
Pulitzer Prize–winning journalist Deborah Blum talks about her book The Poison Squad: One Chemist’s Single-Minded Crusade for Food Safety at the Turn of the 20th Century, Part 1...
Biology
Rains Bring a Microbial Massacre to Chilean Desert
Freak heavy rainstorms in 2015 and 2017 wiped out many dry-adapted microbes in the Atacama Desert, useful info in the search for life off Earth. Christopher Intagliata reports.
Chemistry
Make Your Drawings Float!
An animating science project from Science Buddies
Environment
Major Campaign Aims to Unravel Exactly What Is in Wildfire Smoke
Airplanes and a planned burn of forest area will help identify the thousands of chemicals in smoke plumes
