Chemistry
- Chemistry
Chemical rings act as a minirotor
Interlocked molecular rings form new minirotors, including some in which scientists can control the rotational direction.
- Chemistry
An inexpensive catalyst generates hydrogen
A new, inexpensive catalyst could make hydrogen generation cleaner.
- Chemistry
Additive gives improved mileage, less smog
A new fuel additive, polyisobutylene, decreases automobile emissions by 70 percent while increasing power and mileage.
- Chemistry
Danger Detection
Analytical chemists are exploring ways to improve chemical and biological weapons detection.
- Chemistry
Multiple Motions: Applied electrons make molecules vibrate and move
A new technique enables scientists to choreograph individual molecules to vibrate, break bonds, and move on a surface in specified ways.
- Chemistry
Detecting Lead: Sensor changes color for toxic metal
A new sensor using gold nanoparticles and tailor-made DNA strands offers simple and reliable detection of lead in paint.
- Chemistry
Diamond in the rough
Researchers have found a collection of previously undiscovered diamondlike compounds in oil.
- Chemistry
Drug smugglers leave cellular tracks
Imaging reveals where some experimental nanoscale capsules ferry drugs when they enter cells.
- Chemistry
Plastic Electric
Scientists are finding new ways to improve the molecular order and electrical conductivity of a commercially important conducting plastic.
- Chemistry
Nanoscale Networks: Superlong nanotubes can form a grid
Researchers have made extraordinarily long carbon nanotubes and aligned them to create tiny transistors and sensors for detecting chemical and biological agents.
- Chemistry
HArF! Argon’s not so noble after all
Researchers have for the first time coerced argon into forming a stable and neutral compound with other elements.
- Chemistry
Ribosomes Reveal Their RNA Secrets
The first atomic-resolution map of a ribosome, a cell's protein factory, suggests that RNA catalyzes the formation of proteins.
