News
- Archaeology
Shells may represent oldest known beads
Researchers have identified three perforated shells dating to around 100,000 years ago as beads, making these finds the oldest known examples of personal decoration.
- Earth
Underwater landslides tallied near Puerto Rico
An oceanographic survey off the northern coast of Puerto Rico has found remnants of many underwater landslides, a handful of which were large enough to have caused deadly tsunamis.
- Earth
Fast-food flies ferry foul fauna
Houseflies buzzing around fast-food restaurants could be spreading antibiotic-resistant bacteria.
- Chemistry
Fungus foils polymer that defeats recycling
A common tree-rotting fungus is the first to break down an otherwise impervious resin found in plywood and fiberboard.
- Planetary Science
Lots of red dust, but not much noise
In space, no one can hear you scream, but a new analysis suggests that it's pretty quiet on Mars, too.
- Health & Medicine
Salmonella may join fight against cancer
Salmonella modified to remove its virulence works as a cancer vaccine, tests in mice show.
- Earth
Asian sediments betray age of nearby desert
Grains of silt embedded in thick sediments of northwestern China may settle a debate about the age of the Taklimakan Desert.
- Health & Medicine
Lavender Revolution: Plant essences linked to enlarged breasts in boys
Two natural ingredients in many hair- and skin-care products act like a female sex hormone and can cause abnormal breast development in boys.
- Chemistry
Sweet Synthesis: Fructose product could replace chemicals from oil
A new study describes the efficient use of fructose toward making a renewable building block for many useful chemicals.
- Astronomy
Planet-making disk has a banana split
Two banana-shaped arcs of gas and dust face each other within a newly discovered planet-forming disk that surrounds a young, nearby star.
- Health & Medicine
Measuring Stick: Spinal tap test tracks Alzheimer’s compound
A new test is the first to measure production and clearance of amyloid-beta in the cerebrospinal fluid of people, enabling scientists to track this Alzheimer's disease peptide.
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Getting Back at Celiac: Enzyme treatment might stem wheat intolerance
A combination of two enzymes could eventually treat celiac disease, an inherited digestive disorder.
