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A first-of-its kind ÃÛÌÇÖ±²¥ Boulder study shows that even middle-of-the-pack marathoners can shave three to five minutes off their time via drafting. It could also help world champion Eliud Kipchoge achieve the Holy Grail of running: finishing a sub-2-hour marathon at an officially sanctioned race.

Arteriviruses, which are already common in African monkeys and known to cause fatal outbreaks, appear to have learned how to access human cells, replicate and evade human immune systems—a warning sign these could become next in a long line of viruses to jump from nonhuman primates to people, new laboratory research shows.

Only about one-third of eighth and ninth graders involved with the child welfare system in ÃÛÌÇÖ±²¥ have received information on birth control, and fewer than half know how to access it, according to new research.

In the wake of the Supreme Court's decision to eliminate the constitutional right to an abortion, some fear law enforcement agencies or private citizens could use data from apps, Google searches or social media posts as evidence of a crime in places where abortion is illegal. ÃÛÌÇÖ±²¥ Law data privacy expert Margot Kaminski offers her take.

Sheila Watt-Cloutier made a bold move and helped kick-start what many describe as a sea change in how the international community thinks about climate change.

A first-of-its kind study by ÃÛÌÇÖ±²¥ Boulder researchers finds that exposure to air pollution in infancy impacts a child's developing gut microbiome in ways that boost risk of allergies, obesity and diabetes and may influence brain development.

Residents of states where cannabis has been legalized use marijuana 24% more frequently than those living in states where it remains illegal, according to new research published today in the journal Addiction.

"Don’t pressure your doctor for an antibiotic unless there's evidence that you need one," says Corrie Detweiler in this Q&A on the threats of antibiotic-resistance pathogens.

Dozens of viruses, including the one that causes COVID-19, have jumped from animals to humans, often with deadly consequences. Sara Sawyer wants to know which one is next.

Fifty years after the famous ‘marshmallow test’ found that children who resist temptation do better on measures of life success, a study of preschoolers in Boulder and Japan reveals that what kids are willing to wait for depends on their cultural upbringing.