All Stories
- Animals
Tool use to crow about
A pair of new studies indicates that crows can employ tools in advanced ways, including using stones to displace water in a container and manipulating three sticks in sequence to reach food.
- Earth
A source of haze
Scientists identify how a hydrocarbon commonly emitted by plants is converted to light-scattering aerosols.
- Life
Death-grip fungus made me do it
Infection may be driving ants to set their jaws in low-hanging leaves before they die.
- Space
Titan may host prebiotic brew
Saturn’s moon Titan may harbor a prebiotic mix of chemicals similar to those present at the dawn of life on Earth.
- Life
DEET’s nastiness extends to humans
Study finds the bug-repellent ingredient stopped an enzyme from doing its job.
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- Health & Medicine
Adult mouse gut makes new neurons
Scientists find newborn nerve cells in the intestines of adult mice, suggesting a new line of research for treating intestinal disorders.
- Math
Cable boxes identify bargain and lemon commercial slots
Analysts get a closer look at television viewing habits with second-by-second data.
- Health & Medicine
BPA: House tries to put feds on the spot
New legislation has a proviso asking for a reanalysis of a widely used plasticizer's safety.
- Health & Medicine
Twin towers fallout lingers
People who were near the World Trade Center on September 11, 2001, have high asthma and post-trauma stress rates years later.
- Science & Society
News of science: Choose wisely
As the 'news' industry evolves, consumers who value quality science journalism may need to become ever more discriminating.
- Earth
On plant invaders and bat fungus
Researchers discuss invasive species and bat-infecting fungi at the Botany & Mycology 2009 meeting
