Chemistry
- Planets
Picture This: Evidence of liquid water on Mars
Mars hosts surface salt deposits. They appear to come from seasonal water flows on the Red Planet, a new study concludes.
- Environment
Nanosilver: Naughty or nice?
Nanosilver is in many products, from socks to toothbrushes. The tiny particles kill microbes. But it’s still unclear whether they can harm us or the environment.
- Chemistry
Bacteria become source of ‘greener’ blue jeans
Manufacturing indigo to dye blue jeans now relies on harmful chemicals. But researchers have found a less polluting way to produce the blue tint: bacteria.
- Chemistry
Secret to rose scent surprises scientists
Scientists discovered the molecular tool that roses use to make fragrance. And it wasn’t what they expected.
- Chemistry
Taking chicken off the grill and into the lab
Grilling meat can produce carcinogens. A teen studied how to grill chicken to produce the fewest of these cancer-causing chemicals.
- Chemistry
News Brief: Common campfire style is still the best
Humans tend to build fires in the same way, in a pyramid as tall as it is wide. New calculations show this shape burns hottest.
- Chemistry
The science of getting away with murder
A student took her love of crime shows to the next level. She did a science fair project to find out which cleaner works best at getting rid of bloody evidence.
- Chemistry
Scientists Say: Ion
Some atoms and molecules have a positive or negative electrical charge. These are called ions.
- Chemistry
Cool Jobs: Saving precious objects
Museum conservators are experts at protecting and restoring precious objects. Along with art or history, many also have studied chemistry, physics, archaeology or other scientific fields.
- Chemistry
How sweat might make you smell sweeter
A new scent-delivery system ensures that the more you sweat, the more perfume it releases. In fact, it only works in contact with moisture.
- Chemistry
Form some bonds with a chemistry card game
A new game can make aspects of learning chemistry fun. Pair charged elements together to create neutral compounds. Win points in the process.
- Chemistry
News Brief: Wash removes nano germ-killers
Manufacturers coat many fabrics with silver nanoparticles to kill bacteria. But when those items get laundered it can be bye-bye germ killers.
