Science News

Contrary to previous advice, five new systematic reviews suggest that most people can continue to eat red and processed meat as they do now. The major studies have found cutting back has little impact on health.

From a professional standpoint, Nathan Hoot, MD, Ph.D., understands the value of medical research that leads to new, groundbreaking drugs in the treatment of rare diseases. And as an emergency medicine physician, he's fa...

A paradox of food insecurity in wealthy countries is its association with excess weight. Now, a study finds that young adults in the United States who are food insecure not only are slightly more likely to be obese, they...

Putting power and potential behind gender equity in health care isn't just common sense. It's critical to the future of health, safety, and independence for us all as we age, so says the American Geriatrics Society in a ...

High levels of fructose in the diet inhibit the liver's ability to properly metabolize fat. This effect is specific to fructose. Indeed, equally high levels of glucose in the diet actually improve the fat-burning functio...

The new observation that strains of V. cholerae can be expelled into the environment after being ingested by protozoa, and that these bacteria are then primed for colonization and infection in humans, could help explain ...

A new study suggests that transmission of a protozoan parasite from insects may also cause leishmaniasis-like symptoms in people. The parasite, however, does not respond to treatment with standard leishmaniasis drugs.

Two critical reviews examine the current status of biologic approaches for common shoulder and elbow problems. The authors discuss areas where the current evidence base is weak or controversial and recommend where furthe...

Albert Einstein received the Nobel Prize for explaining the photoelectric effect: in its most intuitive form, a single atom is irradiated with light. According to Einstein, light consists of particles (photons) that tran...

Chemical engineers have developed the first molecular motor that enables an eight-shaped movement.

New research suggests that patients with sepsis and septic lung injury could have a better chance of survival and recover more quickly when treated with vitamin C infusions. On average, the vitamin C group spent three fe...

People who live in rural counties in five states heavily affected by the opioid epidemic must drive longer distances to obtain methadone, a treatment for opioid addiction, compared to individuals from urban counties, say...

For the first time ever, a professor has observed a crystallized iron product called hemozoin being made in mammals, with widespread implications for future research and treatment of blood disorders. Findings could be us...

Detailed 3D images of embryos reveal that some muscles form and then vanish during early human development.

Biologists blazing new approaches to studying Alzheimer's have made a major finding on combating inflammation linked to the disease. The researchers' discovery about the role of a protein called TOM-1 heralds a shift tow...

Communicating with others is one of the biggest difficulties for autistic children. Asking for help, initiating social interaction and sharing their emotions become skills that require learning through exercises and ther...

High value chemicals used to make pharmaceuticals could be made much cheaper and quicker thanks to a series of new catalysts.

In some forms of epilepsy, the function of certain ''brake cells'' in the brain is presumed to be disrupted. This may be one of the reasons why the electrical malfunction is able to spread from the point of origin across...

Researchers have identified new genetic signals for the regulation of how infants grow. This may be a crucial step in the fight against growth-related diseases.

Steven Carlip, a physicist at the University of California, has come up with a theory to explain why empty space seems to be filled with a huge amount of energy--it may be hidden by effects that are canceling it out at t...

Pregnant women exposed to higher levels of the commonly used chemical bisphenol A (BPA) are more likely to have children who suffer with wheezing and poorer lung function, according to new research.

In the wake of the World Trade Center attack on September 11, 2001 (9/11), researchers defined the 'traumatically bereaved' as those who experienced the loss of a mother, father, sister, brother, grandmother, grandfather...