385 results
385 results for: chemistry
- Chemistry
Minuscule machines earn trio 2016 chemistry Nobel
The creators of mini machines including chains, axles and motors have earned the 2016 Nobel Prize in chemistry.
- Chemistry
Helium’s inertness defied by high-pressure compound
At pressures over a million atmospheres, helium reacts with sodium.
- Chemistry
Names for four new elements get seal of approval
The International Union of Pure and Applied Chemistry has approved the proposed names for the four elements added to the periodic table in December 2015.
- Chemistry
Names for four new elements get seal of approval
The International Union of Pure and Applied Chemistry has approved the proposed names for the four elements added to the periodic table in December 2015.
- Health & Medicine
The opioid epidemic spurs a search for new, safer painkillers
Today’s opioids stop pain — but they’re also dangerous. Scientists are hunting for replacements.
- Health & Medicine
Phil Baran finds simple recipes for complex molecules
Chemist Phil Baran draws on artistry and creativity to efficiently synthesize molecules that could improve people's lives.
- Chemistry
Water softeners get friendlier to health, environment
New technology softens water without adding sodium, which ends up in drinking water and contaminates the environment.
- Health & Medicine
Readers respond to antibiotics, carbon bonds and more
Allergic overreactions, the possibility of silicon-based life and more in reader feedback.
- Planetary Science
Competing ideas abound for how Earth got its moon
The moon may have formed from one giant impact or from about 20 small ones.
- Chemistry
New molecular knot is most complex yet
The knot is woven from 192 atoms of carbon, hydrogen, oxygen and nitrogen and forms a triple braid with eight crossing points.
- Chemistry
Enzyme forges carbon-silicon bonds with a little human help
A few tweaks to an enzyme help it link carbon to silicon — a match not found in nature.
- Life
Early RNA may have used isolation strategy to defeat useless mutants
Temporary barriers help RNA escape shorter, faster-replicating parasites
