This itch-triggering protein also sends signals to stop scratching

People who can’t stop scratching itches may finally have a culprit to blame. In mice (and probably people), a protein called TRPV4 is involved both in starting an itch and…

Your DNA Might Be the Reason Music and Art Gives You Chills

Summary: Have you ever felt a sudden shiver or goosebumps while listening to a powerful piece of music or reading a moving poem? Scientists call this the “telltale tingle” or…

Teen Cannabis Use Doubles Psychosis and Bipolar Risk

Summary: A massive study of over 460,000 adolescents has confirmed that even occasional cannabis use during teenage years is a major risk factor for severe mental illness. The research followed…

9 top RFK, Jr. science controversies

From sweeping changes to vaccination protocols to scientifically dubious assertions about a host of childhood maladies, here are some of Health and Human Services Secretary Robert F. Kennedy Jr’s most…

The Oxytocin Switch That Controls Your Social Vibe

Summary: The brain communicates through more than just lightning-fast electrical pulses; it also relies on a slow, diffuse “chemical atmosphere” to regulate our moods. A study has identified SNAP-47 as…

A mouth built for efficiency may have helped the earliest bird fly

About 150 million years ago, in a coastal lagoon in what is now southern Germany, the oldest known bird gobbled up food with a beak built for efficient eating. It’s…

Less Experience Leads to Faster Neural Adaptation

Summary: For over a century, the cornerstone of psychology has been the Pavlovian idea that we learn through repetition—the more a bell rings before food, the stronger the association. However,…

Some dog breeds carry a higher risk of breathing problems

Many people find their flattened faces cute, but among dogs bred with a squished visage, 11 percent or less of some breeds can breathe easily. The findings, published February 18…

Regeneration of fins and limbs relies on a shared cellular playbook

In the 2012 movie The Amazing Spider-Man, a key character regrows his missing arm by imbibing reptilian DNA — but then turns into a monster lizard that Spider-Man must foil. While…

How tracking golden eagles in Nevada revealed a desert ‘death vortex’

Golden eagles in Nevada are dying at an alarming rate, and no one can pinpoint the cause. Their carcasses litter the landscape in Dry Lake Valley, a bone-white stretch of…