5,519 results
- Chemistry
Wine Tasting: Instrument can sniff out vinegar in sealed wine
A new system could determine whether a sealed bottle of wine has turned to vinegar.
- Earth
U.S. smog limit permits subtle lung damage
Ambient concentrations of smog ozone in many regions can cause lungs to leak, potentially compromising the health of even robust people.
-
Return of a Castaway
Wood-eating shipworms have been forging a costly comeback in some U.S. harbors in recent years, yet researchers say that these mislabeled animals (they're clams, not worms) are a scientific treasure.
- Health & Medicine
Arctic Sneeze: Greenlanders’ allergies are increasing
Allergies in Greenland nearly doubled from 1987 to 1998.
-
New Antibiotics Take Poke at Bacteria
Small rings of amino acids can self-assemble into tubes that punch holes in bacteria.
- Physics
Peer Pressure in Numbers: Physicists model the power of social sway
A mathematical model of peer-influenced behavior may help explain some unexpected patterns that have been observed in financial data and bird populations.
- Tech
Liquid Logic: Tiny plumbing networks concoct and compute
By incorporating thousands of simple valves into microscopic networks of rubbery pipes and chambers, scientists have created fluid-manipulating microchips of unprecedented power.
- Humans
Motor City hosts top science fair winners
The 2000 Intel International Science and Engineering Fair winners were announced in Detroit.
- Health & Medicine
New inner ear hair cells grow in rat tissue
Using a gene known to control hair-cell growth, researchers have grown hair cells in tissue taken from newborn rats' cochleas, raising hopes that inner ear damage may someday be reversible.
- Health & Medicine
The Shocking Science of Tender Poultry
Just over 24 years ago, I wrote a news note on Australian experiments using low-voltage electricity to stimulate beef muscles after slaughter. Data had indicated that applying up to a 110-volt current for 90 seconds to fresh, uncut carcasses would keep the muscle from tightening–and toughening–during subsequent refrigerated storage, even if removed from the bone. […]
- Tech
Eau, Brother!
The combination of advanced sensor materials and powerful computer chips promises devices that can sense threats ranging from bacteria in food to explosives in land mines.
-
Mussel Muzzled: Bacterial toxin may control pest
A toxin made by bacteria could help stop the spread of zebra mussels.
