Science News

Rats exposed to frequent physical, social, and predatory stress during adolescence solved problems and foraged more efficiently under high-threat conditions in adulthood compared with rats that developed without stress, ...

A multi-institutional team of scientists has discovered an immune system gene associated with higher rates of amyloid plaque buildup in the brains of Alzheimer's patients and older adults at risk for the disease.

The Hepatitis C virus (HCV) infection is a chronic blood-borne viral infection that affects an estimated 160 million people worldwide. Alarmingly, chronic HCV infection accounts for one-quarter of the cases of cirrhosis ...

Historic levels of rain drenched South Carolina over the weekend, the result of a cool, wet front that swept down the coast.

When rats modeled with stroke were transplanted with newly discovered and unique Muse cells, neuronal regeneration resulted in significant improvements in neurological and motor functions and did not cause cancer, as oth...

It is recommended that melanoma patients perform a thorough skin self-exam on a regular basis to look for potential disease recurrence or new melanomas. Research, however, shows that fewer than 15 percent of melanoma pat...

Consumers are increasingly buying food from mass merchandisers, warehouse clubs, and convenience stores, but are selecting foods with poor nutritional profiles, according to new study.

With questions lingering about the safety of medical imaging and the radiation that is used in some of those tests, a radiation safety expert has written a paper that provides clear answers that she hopes will allay pati...

Scientists have found that individuals with multiple sclerosis who had a history of neuro-ophthalmic syndromes performed poorly on visual neuropsychological tasks based on processing speed. Future studies should include ...

Heart valve replacements made from tissue (bioprosthetic valves) have long been thought to be spared the complication of blood clot formation. Researchers have now found that about 15 percent of all bioprosthetic aortic ...

An algorithm used to analyse earthquakes has been adapted to pick up the natural tremors in the brain. The technique could help spot tumours and dementia

A piece of paper that survived the sinking of the Titanic was recently sold at auction for the price of a fancy sports car.

Highly efficient robots on wheels could soon be hauling trash in a neighborhood near you.

Exposure to testosterone therapy over a five-year period was not associated with an increased risk of aggressive prostate cancer, shows a new population-based study. Further, risk of high-grade prostate cancer did not in...

Physicians' unconscious attitudes toward LGBT and disabled populations may be partially responsible for poorer overall health observed in these communities. Primary care providers frequently fail to discuss contraception...

Records obtained by Live Science show that if the papyrus is authentic, the story behind how it came to the U.S. would be astounding. The records also describe how, if the papyrus is fake, the forger may have crafted suc...

People with heart disease may benefit from maintaining positive emotions, according to health researchers. The researchers assessed psychological well-being of participants at baseline and again at a five-year follow-up ...

Patients taking benzodiazepines to treat psychiatric conditions should consider transitioning to other therapies because of heightened risks for dementia and death. Despite updated psychiatric protocols, some physicians ...

Patients undergoing rehabilitation for physical injuries and their physicians can better understand who is most at risk of abusing opioids by reviewing their family history, lifestyle and environment for critical cues ab...

How small can a droplet shrink and remain a liquid?

This post is about achieving "significance" during exponential times. Significance is the feeling that your life (and your work) has had a meaningful and lasting impact. And today, during these exponential...

Many of you will remember them from your physics lessons at school: often represented as colourful clouds or balloons, electron orbitals provide information on the whereabouts of the electrons in atoms and molecules. Sci...