Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure ...

It was always a joy to watch those laughing, giggling and fighting animals in cartoon films. Of course, a lot of their ...

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. The 2025 study, ...

A study published in Neuropsychopharmacology focused on cannabis-seeking behavior and found that rats with higher natural stress levels are much more likely to self-administer cannabis. The Washington ...

Like stressed-out humans, sometimes rats go looking for a little relief too — in the form of cannabis, a new study has found. And the experiment could shed light on why some humans gravitate toward ...

Research on joy—those bursts of “woo-hoo moments”—is an exciting area of study across species. But the feeling of too much ...

A tour guide goes one step beyond, a macaw on the Q and more reader tales of New York City in this week’s Metropolitan Diary.

Rats do not simply drift through vague, sleepy fog. Their brains light up with detailed replays of the day, from sprinting ...

A Secret Service study concluded that school shootings are preventable if officials pay attention to warning signs. The agency’s National Threats Assessment Center analyzed 67 thwarted school attacks ...

Limbikani in Zambia is always being told he has his Dad’s laugh. Can a laugh be passed down in our genes or do we learn it from our environment? Show more CrowdScience listener Limbikani in Zambia is ...

PHILADELPHIA – Scott Laughton spent the first 12 years of his NHL career with the Flyers, so Thursday night’s return to Philadelphia as a Toronto Maple Leaf was emotional. At the first break in action ...