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In many restaurants throughout the world, wait staff's income depends largely on the tips received from customers. According to a new study, male restaurant customers give higher tips to waitresses wearing red.

Just grin and bear it! At some point, we have all probably heard or thought something like this when facing a tough situation. But is there any truth to this piece of advice?

UC Irvine scientists have discovered intriguing differences in the brains and mental processes of an extraordinary group of people who can effortlessly recall every moment of their lives since about age 10.

A team of University of California, Berkeley, scientists in collaboration with researchers at the University of Munich and University of Washington in Seattle has discovered a chemical that temporarily restores some vision to blind mice, and is working on an...

Local weather patterns temporarily influence people's beliefs about evidence for global warming, according to research by political scientists at New York University and Temple University.

Raising levels of the neurotransmitter dopamine in the frontal cortex of the brain significantly decreased impulsivity in healthy adults, in a study conducted by researchers at the Ernest Gallo Clinic and Research Center at the University of California, San Francisco.

Black gay couples tend to practice safe sex but don't talk about it, while white gay couples discuss safety but are less likely to use condoms, according to new findings presented at the 19th International AIDS Conference.

In a new study that has implications for distracted drivers, researchers found that people are better at juggling some types of multitasking than they are at others.

When Olympic athletes throw up their arms, clench their fists and grimace after a win, they are displaying triumph through a gesture that is the same across cultures, a new study suggests.

It doesn't matter what we've experienced – whether it's the breathtaking scope of the Grand Canyon, the ethereal beauty of the Aurora Borealis, or the exhilarating view from the top of the Eiffel Tower – at some point in our...

Tired? Scientists have discovered another possible benefit of a night of restful and uninterrupted sleep. According to a new study led by researchers at the Johns Hopkins Bloomberg School of Public Health fragmented or interrupted sleep could predict future placement...

How could Nazi officials condemn thousands of Jews to gas chamber deaths? What's going on when underlings help cover up a financial swindle? For years, researchers have tried to identify the factors that drive people to commit cruel and brutal...

Neuroeconomics experts and guest editors of the Biological Psychiatryspecial issue Carla Sharp, John Monterosso, and P. Read Montague in an introductory paper define neuroeconomics as "an interdisciplinary field that brings together psychology, economics, neuroscience, and computational science to investigate how...

Researchers at the University of Iowa have found that police officers who sleep fewer than six hours per night are more susceptible to chronic fatigue and health problems, such as being overweight or obese, and contracting diabetes or heart disease....

You're headed out the door and you realize you don't have your car keys. After a few minutes of rifling through pockets, checking the seat cushions and scanning the coffee table, you find the familiar key ring and off you...