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Friday, January 2, 2015

ScienceDaily: Most Popular News

ScienceDaily: Most Popular News

Dawn spacecraft begins approach to dwarf planet Ceres

Posted: 31 Dec 2014 08:19 AM PST

NASA's Dawn spacecraft has entered an approach phase in which it will continue to close in on Ceres, a Texas-sized dwarf planet never before visited by a spacecraft. Dawn launched in 2007 and is scheduled to enter Ceres orbit in March 2015.

Significant link between daily physical activity, vascular health

Posted: 31 Dec 2014 06:56 AM PST

As millions of Americans resolve to live healthier lives in 2015, research shows just how important diligent daily physical activity is. The researchers found that reducing daily physical activity for even a few days leads to decreases in the function of the inner lining of blood vessels in the legs of young, healthy subjects causing vascular dysfunction that can have prolonged effects.

Children with autism who live with pets are more assertive

Posted: 30 Dec 2014 10:28 AM PST

Dogs and other pets play an important role in individuals' social lives, and they can act as catalysts for social interaction, previous research has shown. Although much media attention has focused on how dogs can improve the social skills of children with autism, a researcher recently found that children with autism have stronger social skills when any kind of pet lived in the home.

Neutrinos can deliver not only full-on hits but also 'glancing blows'

Posted: 30 Dec 2014 07:19 AM PST

In what they call a 'weird little corner' of the already weird world of neutrinos, physicists have found evidence that these tiny particles might be involved in a surprising reaction. Neutrinos are famous for almost never interacting. As an example, ten trillion neutrinos pass through your hand every second, and fewer than one actually interacts with any of the atoms that make up your hand. However, when neutrinos do interact with another particle, it happens at very close distances and involves a high-momentum transfer.

Parasite eggs from the Celtic period found in Basel

Posted: 29 Dec 2014 05:17 AM PST

Archaeologists have discovered eggs of intestinal parasites in samples from a former Celtic settlement and concluded that its population lived in poor sanitary conditions. Using special geoarchaelogical methods, they found three different types of parasites.

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