Testing for Caffeine Could Help Foil Fake Urine Scam
The absence of substances originating from coffee, chocolate, nicotine and blood in pee could indicate foul play
Chemistry3440 articles archived since 1845
Gel Packed with Chemical "Scavengers" Protects against Sarin Gas
Nanotech particles tucked into a gel coating can prevent poisoning by deadly organophosphates for a week or more
Science News from around the Planet
A few brief reports about international science and technology from Germany to Rwanda, including one on the discovery of the world's oldest known brewery, discovered in Israel.
Turn Xmas Tree into Food and Medicine
Pine needles can easily be broken down into sugars as well as the building blocks of paint, adhesives and medicines. Christopher Intagliata reports.
The Science of Frescos
An ancient artistic activity from Science Buddies
The 2018 Alka-Rocket Challenge Wrap Up
Five student teams, five rockets and a Guinness World Record title. What’s not to love?
Make Marbled Cards Using Science
An artistic activity from Science Buddies
Molecular Microscope Lets Scientists Peer inside Single Cells
The new technology can identify proteins that distinguish healthy cells from diseased ones
Catching Whisky Fakers
Scientists are developing new techniques for detecting food and beverage fraud
Unraveling the Mathematics of Smell
Scientists have created a “map” of odor molecules, which could ultimately be used to predict new scent combinations
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
The Hunt for Sky's "Detergent" Begins in Antarctica
Ice records pre-industrial levels of a chemical that scrubs the atmosphere of greenhouses gases
Make Your Own Gelatin Pearls
A Culinary Activity from Science Buddies
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...
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
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...
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.
Make Your Drawings Float!
An animating science project from Science Buddies
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
A Material to Save the World?
Metal-organic frameworks are compounds that are set to solve some tough challenges: producing water in the desert, removing greenhouse gases from the air and storing dangerous gases more safely...
