While many of us are reducing our exposure to wildfire smoke by staying inside, keeping windows closed and running air filtration systems on smoky days, data remains limited on how well these efforts are paying off.

When given the choice between a free meal and performing a task for a meal, cats would prefer the meal that doesn’t require much effort.

From art to religion to land use, much of what is deemed valuable in the United States was shaped centuries ago by the white male perspective. Fish, it turns out, are no exception.

UCSF sleep scientists share the reasons you're struggling to stay down, healthy habits you can count on for relief and popular myths to avoid.

In the largest study of its kind, an investigation by UC San Francisco has found no evidence that moderate coffee consumption can cause cardiac arrhythmia.

Learn how the COVID-19 pandemic unfolded — and our university's pivotal role in the research, technology and patient care that has taken us from crisis to cure.

A Berkeley Lab team has been working for several years to develop a game-changing plastic that, unlike traditional plastics, can be recycled indefinitely and is not made from petroleum. 

Science suggests that mind-wandering freely to more pleasant and playful thoughts may improve our mood and foster creativity.

According to UCLA researchers, there are many reasons to be hopeful about trans rights — despite a flurry of anti-trans legislation in the U.S.

A June 4 symposium brought together faculty members and research scientists from throughout the UC system to work on finding solutions to one of our state’s biggest challenges.

UCLA researchers have found that at least 65 species of animals demonstrate vocal play behavior similar to human laughter.

COVID vaccines arrived with historic speed, but the science behind them isn’t knew. Here’s how we created them.