Uncategorized
- Earth
Study gives new answer for muddy mystery
Geologists provide evidence that quartz silt in ancient seabeds doesn't come from eroded land rocks, but rather from the dissolved skeletons of tiny primitive creatures, possibly altering the fossil record and changing models of prehistoric climate and ocean geography.
- Health & Medicine
Marrow converted into brain cells
Scientists can now efficiently transform bone marrow into nerve cells.
- Health & Medicine
Sperm just say NO to egg cells
Sperm fertilizing an egg produce a whiff of nitric oxide.
- Health & Medicine
Data faked in immune-system study
A researcher fabricated evidence suggesting that never-before-seen RNA-DNA-hybrid molecules play a role in creating antibodies.
- Health & Medicine
Coffee linked to rheumatoid arthritis
People who drink four or more cups of coffee per day appear more likely to get rheumatoid arthritis than are those drinking less.
- Health & Medicine
Do zinc lozenges shorten common colds?
People taking zinc to fight a cold report less coughing, less nasal discharge, and a shorter cold than do people getting a placebo.
- Humans
Cutting edge chemistry rushes online
A new online server offers a place for communicating chemistry research to other scientists quickly and without peer review.
- Humans
Russia’s nuclear-safety issues spread
A leading Russian environmentalist, Aleksandr Nikitin, says Russia's problems with nuclear-waste management should concern people beyond that country's borders.
- Tech
Coddled crystal slams door on light
A better fabrication process yields such a high-quality optical material that microchips using light, rather than electrons, may be close to reality.
-
- Physics
Seeking the Mother of All Matter
World's mightiest particle collider may transform less-than-nothing into a primordial something.
-
Yikes! The Lichens Went Flying
Tales from the dark (and frequently crunchy) side of biodiversity.
