Even the mildest form of a traumatic brain injury, better known as a concussion, can deal permanent, irreparable damage. Now, a team is using mathematical modeling to better understand the mechanisms at play in this kind of injury, with an eye toward protecting the brain from its long-term consequences.
Recently, initiatives that capitalize on the public’s interest in space and astronomy have proliferated, some putting a price tag on naming space objects and their features, such as Mars craters. The IAU is now emphasizing that such initiatives go against the spirit of free and equal access to space, as well as against internationally recognized standards.
When people who are sad are exposed to pictures of indulgent food or indulgent words, their sadness highlights the negative consequences of indulging and encourages them to indulge less.
The largest analysis to date of the effect of urbanization on bird and plant species diversity worldwide confirms that while human influences such as land cover are more important drivers of species diversity in cities than geography or climate, many cities retain high numbers of native species and are far from barren environments.
Obesity in adolescent girls is associated with lower academic attainment levels throughout their teenage years, a new study has shown.
Researchers have discovered that, by reestablishing a population of new cells in the part of the brain associated with behavior, some symptoms of Alzheimer's disease significantly decreased or were reversed altogether.
This week, the California Department of Motor Vehicles began to puzzle through the complex question of how to regulate cars that rely on computers— not people— to drive them.
A new lawsuit has been filed by 1,500 Haitian plaintiffs against the United Nations over a cholera outbreak that has killed thousands in the Caribbean nation.
Researchers have incorporated the lifecycle of phytoplankton and zooplankton— small, often microscopic animals at the bottom of the food chain— into a novel mechanistic model for assessing the global ocean carbon export.
A new report describes the National Nanotechnology Initiative vision and goals and the strategies by which these goals are to be achieved, including specific objectives within each of the goals.
Because of California's lingering drought, millions of young California salmon could soon be migrating to the ocean via freeways instead of the Sacramento River.
A Japanese government-funded laboratory says that it is considering retracting a research paper describing a simple way of turning ordinary cells from mice into stem cells.
NASA’s Asteroid Data Hunter contest series will offer $35,000 in awards over the next six months to citizen scientists who develop improved algorithms that can be used to identify asteroids.
The head of the organization that monitors the nuclear test ban treaty says he has asked its experts to see if they detected an explosion at high altitude of the missing Malaysian Airlines plane.
An innovative hepatitis C drug that was only recently hailed as a breakthrough treatment is facing skepticism from some health care experts, as they consider whether it is worth the $1,000-a-pill price set by manufacturer Gilead Sciences.
As towns across Cape Cod struggle with problems stemming from septic systems, a recent study by a biogeochemist focused on one specific toxic by-product: mercury. In a study of local groundwater, he found that microbial action on wastewater transforms it into more mobile, more toxic forms of the element.