Science News

Rattlesnakes are found throughout North and South America. Their distinctive rattle warns intruders to stay away!

Beating cancer is all about early detection, and new research is another step forward in catching the disease early. A team of chemists is reporting a new way to detect just a handful of lurking tumor cells, which can be...

Early humans may have evolved black skin to protect against a very high risk of dying from ultraviolet light-induced skin cancer, a new analysis concludes. Skin cancer has usually been rejected as the most likely selecti...

Pay-for-performance has become a major component of health reforms in the United States, the United Kingdom, and other affluent countries. Although the approach has also become popular in the developing world, there has ...

Advancing paternal age can lead to higher rates of psychiatric and academic problems in offspring than previously estimated. Compared to a children born to a 24-year-old father, children born to a 45-year-old father are ...

Consumers buying honey might not be getting what they pay for according to one of the world's leading honey experts, who is supporting a U.S. Senate bill that would, if passed, put more stringent requirements on the fede...

In the cells of humans and other organisms, only a subset of genes are active at any given time, depending largely on the stage of life and the particular duties of the cell. Cells use different molecular mechanisms to o...

Research has shown that children who were breastfed score higher on IQ tests and perform better in school, but the reason why remained unclear. Now a new study shows that two parenting skills deserve the credit. Responsi...

With up to 10 new designer drugs flooding streets every year, more education is needed to convey risks, especially among youth. In the span of a decade, Canada has gone from ecstasy importer to global supplier of the ill...

Among individuals with traumatic brain injury, depression and self-awareness affect subjective reports of memory, quality of life, and satisfaction with life, new research has found. Impairment in self-awareness (the abi...

It's an odd twist. For scientists to determine if a cell is functioning properly, they must destroy it. This is what happens in X-ray fluorescence microscopy when biological specimens are exposed to ionizing radiation, w...

A new model to successfully predict the evolution of the influenza virus from one year to the next has been created by researchers. This advance in our understanding of influenza suggests a new, systematic way to select ...

Photoreactive compounds developed by scientists directly modulate nerve-cell function, and open new routes to the treatment of neurological diseases, including chronic pain and certain types of visual impairment. All mod...

Shingles is a painful viral infection that affects almost one million people worldwide and 30 percent of Americans every year. Known as herpes zoster, it's caused by the same virus that causes chicken pox, the varicella-...

There is a much higher risk of pancreatic cancer in patients with acute pancreatitis than commonly believed, new research demonstrates. researchers have found a link between acute pancreatitis (inflammation of the pancre...

New acquaintances are often judged by their handshake. Research has now recognized the simple squeeze as an important diagnostic tool in assessing strength and quality of life among critical care patients. The test was s...

The Chronic Lymphatic Leukemia (CLL) Genome Consortium moves closer to the functional study of the genome and its application for improving the treatment of the disease. Researchers can now identify functional difference...

For approximately one week every month, millions of women change their economic behavior and become more focused on their social standing relative to other women. According to new research, the ovulatory cycle alters wom...

Using an experimental technique new to the dengue field, researchers showed that a molecular hinge where two regions of a protein connect is where natural human antibodies attach to dengue type-3 to disable it. The findi...

Researchers have demonstrated the potential of using a virtual computer environment for distance healthcare education for an international audience that often has limited access to conventional teaching and training.

The early deaths of modern people in Africa who have albinism, a lack of body pigment, suggest that skin cancer pushed humanity to evolve black skin coloration.

People who are obese spend less than 1 minute per day doing vigorous physical activity, a new study finds.