News
- Materials Science
Carbon nanotubes beam electrons
Researchers have taken a step toward using carbon nanotubes as electron sources in devices such as high-resolution electron microscopes.
- Health & Medicine
Getting the iron out
A new oral drug called ICL670 works as well as an injectable treatment in relieving iron overload in the blood.
By Nathan Seppa - Health & Medicine
Protein vaccine slows leukemia
A cancer vaccine fashioned from a piece of a compound called proteinase-3 shows promise against leukemia.
By Nathan Seppa - Astronomy
News of the Early Universe: Findings from the cosmic microwave background
The most detailed snapshots so far of the infant universe confirm that the cosmos consists mostly of mystery material, called dark energy, that accelerates the universe's expansion.
By Ron Cowen - Astronomy
News of the Early Universe: Findings from the cosmic microwave background
The most detailed snapshots so far of the infant universe confirm that the cosmos consists mostly of mystery material, called dark energy, that accelerates the universe's expansion.
By Ron Cowen - Health & Medicine
Sea Sickness: Despite cleaner cruises, diarrhea outbreaks persist
Improvements in vessel sanitation have apparently contributed to a gradual decline in diarrheal infections on cruise ships, but standard cleaning practices don't reliably wipe out the viruses that are behind a recent rash of outbreaks.
By Ben Harder - Health & Medicine
Sea Sickness: Despite cleaner cruises, diarrhea outbreaks persist
Improvements in vessel sanitation have apparently contributed to a gradual decline in diarrheal infections on cruise ships, but standard cleaning practices don't reliably wipe out the viruses that are behind a recent rash of outbreaks.
By Ben Harder -
Showing Some Spine: Imaging of nerve cell branches stirs debate
Two research groups have taken unprecedented, high-resolution images of nerve cells inside the brains of live mice—and come to seemingly contradictory views.
By John Travis -
Showing Some Spine: Imaging of nerve cell branches stirs debate
Two research groups have taken unprecedented, high-resolution images of nerve cells inside the brains of live mice—and come to seemingly contradictory views.
By John Travis - Materials Science
Gold Deposits: Scientists design nanoparticle films
In a step toward a cheaper, easier way to connect computer chips to computers, scientists have patterned semiconductors with a film of extremely small gold particles.
- Materials Science
Gold Deposits: Scientists design nanoparticle films
In a step toward a cheaper, easier way to connect computer chips to computers, scientists have patterned semiconductors with a film of extremely small gold particles.
- Animals
Ant Traffic Flow: Raiding swarms with few rules avoid gridlock
The 200,000 virtually blind army ants using a single trail to swarm out to a raid and return home with the booty naturally develop three traffic lanes, and a study now shows that simple individual behavior makes the pattern.
By Susan Milius