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A new study is like the Goldilocks fable for sleep: “Just right” means at least six hours a night—but not more than nine—to minimize heart attack risk. 

�鶹��Ѱ�����Boulder researchers have developed a new mobile app that categorizes mental health status based on speech patterns. Ultimately, it could be used as an adjunct for in-person therapy or to help monitor patients from afar.

Smartphone cameras and social media are fueling a new era of video activism, but how can journalists—and the public—be sure those images are real?

Adolescents who play contact sports, including football, are no more likely to experience cognitive impairment, depression or suicidal thoughts in early adulthood than their peers, suggests a new study of nearly 11,000 youth followed for 14 years.

Kenyan distance runner Eliud Kipchoge broke the fabled 2-hour marathon barrier in Vienna on Sunday, confirming a �鶹��Ѱ�����Boulder analysis of the course and conditions.

Facial analysis software is becoming increasingly prevalent for marketing and security, but new research shows it gets the gender of trans men wrong nearly 40% of the time and misgenders nonbinary individuals 100% of the time.

Women take cover or prepare to evacuate more quickly but often have trouble convincing the men in their lives to do so, according to a study on how gender influences response to disaster. It also found traditional gender roles and power dynamics resurface, and female voices often go unheard.

Even if you are a non-smoker who exercises and has no genetic predisposition to cardiovascular disease, skimping on sleep—or getting too much of it—can boost your risk of heart attack.

Autism prevalence, which has historically been higher among white children, is now more common among black youth in most states and climbing faster among Hispanic youth than any other groups.

Could a computer, at a glance, tell the difference between a joyful image and a depressing one? According to new research, the answer is yes.