Science News

Large molecules coming out of Enceladus, one of Saturn's moons, might be produced by a biological source beneath the surface.

Researchers have identified a new gene that plays a critical role in regulating the body's immune response to infection and disease.

Researchers report the cytomegalovirus may actually boost, not weaken, our immune systems.

Researchers report brain areas involved in the articulation of language are also implicated in the perception of language.

A low-dose aspirin regimen may represent a new avenue for reducing Alzheimer's disease pathology, according to new research in a mouse model. The study identifies a new role for one of the most widely used medications in...

Women with a history of preeclampsia or gestational hypertension in pregnancy developed chronic hypertension at a 2- to 3-fold higher rate and had 70 percent and 30 percent higher rates of type 2 diabetes and high choles...

Researchers have developed a means of tracking the activity of the far-reaching ends of retinal neurons (called boutons) as they deliver visual information to the thalamus, a brain region involved in image processing.

Orthostatic hypotension (OH) -- a rapid drop in blood pressure upon standing up from a sitting or lying down position -- is a frequently encountered clinical sign among patients. Clinicians most often consider OH as indi...

Medicines given to household pets to kill fleas and ticks might be effective for preventing outbreaks of malaria, Zika fever and other dangerous insect-borne diseases.

Human stem cells have been successfully used to restore heart function in monkeys with heart failure. The findings suggest that the technique would be effective in heart-failure patients. The cells form new muscle that i...

Therapist- and computer-led alcohol interventions held in the emergency department can reduce teenage dating violence perpetration and depression symptoms, a new study finds.

Researchers say the popular over the counter medication Aspirin could help reduce Alzheimer's related amyloid plaques.

A new study reveals practicing mindfulness could help provide some relief for those suffering from tinnitus. Researchers say MBCT significantly reduces the severity of tinnitus symptoms compared to relaxation based treat...

Montbretin A (MbA), a natural compound with great potential for the treatment of type-2 diabetes, was discovered in the ornamental plant montbretia ten years ago, but it can't be produced on a large scale until its biosy...

Maternal use of the antidepressant fluoxetine (Prozac) can alter the brain circuits in her offspring that control behaviors reminiscent of autism spectrum disorder, suggests a study in mice. These results have no immedia...

The strongest genetic risk factor for Alzheimer's disease may impair the brain's ability to convert its primary fuel source into usable energy, finds a study of female mice. The research suggests therapeutic strategies t...

A study of barn owls suggests the visual systems of humans and birds may be more similar than previously thought.

Some brain networks become more densely connected during adolescence while others become less so, according to a new analysis of neuroimaging data collected from more than 700 children and adolescents. These changes in n...

While ultrasound is one of the most common medical imaging tools, conventional electronic ultrasound devices tend to be bulky and cannot be used at the same time as some other imaging technologies. A new ultrasound syste...

A new ultrasound system that uses optical, instead of electronic components, could improve performance while giving doctors significantly more flexibility in how they use ultrasound to diagnose and treat medical problems...

Damage to DNA is a daily occurrence but one that human cells have evolved to manage. Now researchers have determined how one DNA repair protein gets to the site of DNA damage. The authors say they hope this discovery res...

Using data from large clinical trials, researchers developed a way to predict which patients will benefit most from aggressive high blood pressure treatment.