Human : Science World Report

Jul 16, 2014 11:12 PM EDT

'Poker Face' may be a Sign of Lung, Heart Problems

If you just can't seem shake your "poker face," a new study shows that this could be the result of a serious heart and/or lung problem. A recent study published in the Emergency Medicine Journal found that the inability to more clearly express certain emotional facial characteristics could be an ind...

Jul 16, 2014 03:36 PM EDT

Saying Sorry Might Save Your Relationship

Of course, actions speak louder than words. Yet a recent study published in the journal Proceedings of the National Academy of Sciences (PNAS) found that after a disagreement, saying "sorry" really does mean a lot. As a matter of fact, saying sorry and mending the hurt could be the difference betwee...

Jul 16, 2014 12:17 PM EDT

Heartbroken Father Receives Love from Online Strangers over Newborn Daughter's Death

Ohio father Nathan Steffel was greatly devastated by the passing of his infant daughter last week. She died after numerous complications from hepatic hemangioma, what's known as the most common type of a liver tumor that's not caused by cancer itself.

Jul 16, 2014 11:35 AM EDT

Viewing Pot Paraphernalia Triggers Emotional Connections in Brains of Marijuana Users

The sight of drug paraphernalia will have a different effect on more active marijuana users than those who are unfamiliar with the drug, according to a recent study published in the journal Drug and Alcohol Dependence. Researchers from the University of Texas at Dallas found that reward centers of t...

Jul 15, 2014 11:42 PM EDT

Green Spaces can Help Reduce the Symptoms Associated with Dementia

Green spaces have been shown to boost overall health and well being, but did you know that spending time in the greenery of a garden could also relieve some of the symptoms of dementia? A recent study found that having green spaces in care homes helped to reduce symptoms associated with this neurode...

Jul 15, 2014 10:49 PM EDT

Daughters are more Likely to Endure the Stress of a Troubled Marriage

Though previous research has shown that couples with daughters are more likely to divorce than those with sons in the United States, officials from Duke University discovered another determining factor. They found that girls may be more likely than boys to survive in the womb throughout the stress o...

Jul 15, 2014 04:22 PM EDT

Stress Increases the Risk of Obesity

An unhealthy diet can increase the risk of weight gain as well as various health issues associated with a higher BMI. Of course, much of our BMI will also be determined by various genetic factors. However, other environmental ones can play a role, too. A recent study conducted by researchers at Bost...

Jul 15, 2014 03:22 PM EDT

Masculinity of Early Adolescence Looks for Meaningful Intimacy

Many stereotypes suggest that teenage boys are unlikely to understand the meaning behind intimacy in sexual relationships. Yet a recent findings published in the American Journal of Men's Health proves quite the contrary. Many are searching for partnerships that provide an early glimpse into male em...

Jul 15, 2014 01:19 PM EDT

Baby Talk: Children Practice Speaking Before They Ever Say a Word

Long before your baby is actually speaking, he or she is probably practicing language. A recent study published in the Proceedings of the National Academy of Sciences (PNAS) shows that the brains of 7- and 11- or 12-month-olds are busy concocting what they will say in the future.

Jul 15, 2014 12:47 PM EDT

Multitasking Hurts Overall Work Performance: Study

Focusing too much time and energy on a number of different things at work can result in added stress and inadequate overall performance. Researchers from George Mason University in Washington, D.C., examined just how much of an impact this can create for employees under strenuous pressure in the off...

Jul 15, 2014 09:21 AM EDT

Prehistoric Tokens Still Used by our Ancestors Long After the Invention of Writing

What did our ancient ancestors use before writing? That's a good question and now, archaeologists have uncovered some new artifacts that may answer that question. They've found a large number of clay tokens that were used as records of trade.

Jul 14, 2014 11:13 PM EDT

Could Marijuana Use Increase the Risk of Depression?

As more states push for medical and recreational use of marijuana, a new study shows that regular use of the drug can increase the risk of depression and anxiety in some individuals.