377 results
- Chemistry
Synthetic heredity molecules emulate DNA
Scientists have created six XNAs that, like the genetic building blocks they mimic, can store and pass on hereditary information.
- Chemistry
Life’s building blocks grow close to home
Chemical reactions in the early solar system create complex organic molecules.
- 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.
-
- Chemistry
Molecule ties itself in a complex knot
Chemists synthesize a five-crossing structure centered on chloride.
- Chemistry
Measuring what makes a medicine
A new way to evaluate molecules offers a finer-grained picture of which ones could become drugs.
- Chemistry
Molecular muscle gets the job done
Chemists solve a stubborn problem by resorting to strong-arm tactics.
- Chemistry
Cloud seeding by trees could alter precipitation, climate
Some tree pollens shed molecules that can affect precipitation.
- Humans
Contrasting the concerns over climate and ozone loss
On November 7, ozone and climate scientists met in Washington, D.C., to discuss whether the history of stratospheric ozone protection offered a useful case study about how to catalyze global action on carbon dioxide and other greenhouse gases. The simple answer that emerged: No.
- Humans
Calendar marks chemistry milestones
January 1, 2011, ushers in the International Year of Chemistry. The American Chemical Society has compiled on online calendar that points to landmark events and trivia to celebrate.
- Chemistry
Twisted rules of chemistry explained
A theorist uses quantum mechanics to explain why Möbius molecules have different numbers of electrons than standard rings.
- Chemistry
Molecules/Matter & Energy
Fuel from gator fat, cube-shaped neutrons and more in this week's news.
