Chemistry
-
Chemistry
Polymer power drives tiny reactions
Applying pressure to a building block of plastic in water, researchers generate enough energy to make your Nikes glow and do other chemical work.
-
Chemistry
Taste of fructose revs up metabolism
The pancreas pumps more insulin in response to the sugar, potentially throwing the body’s energy-storage machinery out of whack.
-
Chemistry
Muscle massage may speed healing
Rubbing sore, overworked areas trips anti-inflammatory switches in the tissue that might speed healing and ease pain.
By Nathan Seppa -
Chemistry
Measuring what makes a medicine
A new way to evaluate molecules offers a finer-grained picture of which ones could become drugs.
-
Earth
‘Nonstick’ pollutants may cut efficiency of vaccines in kids
Antibodies from immunizations are halved among children with the highest exposure levels to common chemicals.
By Janet Raloff -
Humans
Seaweed study fuels bioenergy enthusiasm
Munched by a manipulated microbe, ocean algae readily yield ethanol.
-
Chemistry
Molecule ties itself in a complex knot
Chemists synthesize a five-crossing structure centered on chloride.
-
Chemistry
Deep-sea battery comes to light
Microbes fuel a weak electrical current at hydrothermal vents.
By Devin Powell -
Chemistry
Radiation sickness treatment shows promise
The regimen could be used to protect large numbers of people in the aftermath of major accidents such as Chernobyl or Fukushima.
-
Chemistry
Plastic isn’t over yet
A tough new form of the 20th century’s signature polymer could extend its usefulness and make it more recyclable.