Animals have developed a mind-boggling variety of ways to become male or female.

[S]o far, researchers have uncovered a dizzying array of exceptions to the XX/XY “rule:” birds and butterflies that use the ZW system, in which males have a matching pair of sex chromosomes (ZZ)…

Infant Social Skills Thrive Despite Hardship

Summary: A large international study finds that babies living in insecure conditions, including as refugees, display key social skills on par with children raised in more stable environments. Using eye-tracking…

AI Still Falls Short in Understanding Human Social Interactions

Summary: Humans significantly outperform AI models in interpreting dynamic social interactions, a skill critical for technologies like autonomous vehicles and assistive robots. In a new study, participants reliably judged short…

Oxytocin Powers Altruistic Responses via Parallel Brain Circuits

Summary: A new study reveals that mice instinctively display rescue-like behaviors toward anesthetized peers, offering powerful evidence that prosociality may be hardwired in mammals. Researchers identified oxytocin as a key…

This caterpillar wears the body parts of insect prey

Dubbed the “bone collector,” this caterpillar found on a Hawaiian island disguises itself while stalking spider webs for trapped insects to eat.

Smart bird catches the worm – Functional Ecologists

In this week’s blog post, we delve into the intelligent mechanisms behind how and why the smart bird catches the worm! Author Junghyuk Keum gives us a glimpse into the…

Can Brain Scans Tell Which Antidepressant Will Work for You?

Summary: A new study shows that brain connectivity patterns, especially in the dorsal anterior cingulate cortex, can help predict how patients with major depressive disorder (MDD) will respond to antidepressants.…

‘We eat first with our eyes’: The line between appetite and indulgence is dangerously blurred

From an evolutionary point of view, finding nutritious food sources is essential. While today, our foraging consists of walking down the aisle at the supermarket, in our not-so-distant past, foraging…

More People Turning to Psilocybin for Self-Treatment

Summary: Psilocybin use in the U.S. has risen sharply across all age groups since 2019, coinciding with increasing legalization and interest in its therapeutic potential. A new study reveals a…

Psychedelics Linked to Visual Echoes

Summary: As psychedelics gain traction in mental health treatment, questions remain about their long-term effects. A new study followed individuals self-administering psychedelics and found that while some experienced lingering visual…