Summary: A systematic review of nearly 100 studies found that high-THC cannabis products are linked to negative mental health outcomes, particularly psychosis, schizophrenia, and cannabis use disorder. While some therapeutic…
Category: Life
The mysterious, extinct ‘Fuegian dog’ was actually a semi-tame fox
A strange and mysterious extinct dog breed from far southern South America might not have been a dog at all. The “Fuegian dogs” that lived with the Indigenous peoples of…
Music After Learning Boosts Memory, But Only at the Right Emotion Level
Summary: A new study reveals that listening to music immediately after an experience can enhance memory—if the emotional response is just right. Researchers found that volunteers who experienced moderate arousal…
New Drug Aims to Block Pain Without Addiction Risks
Summary: Chronic pain affects millions, but opioid medications bring high risks of dependence and side effects. Researchers have now pinpointed specific neurons in the amygdala that make pain feel unpleasant,…
The phoenix isn’t the only critter to survive the flames
At the end of its life, the phoenix goes out in style. With a loud cry, the crimson bird bursts into flames. Then from a pile of ash, a baby…
Brain Study Reveals Circuit Controlling Depression and Anxiety
Summary: A new study identifies brain area 46 in the marmoset dorsolateral prefrontal cortex as a key regulator of mood-related behavior. When this region was inactivated, the animals showed less…
Disease is the greatest threat to bee health. Can genetically engineered probiotics help protect them?
If you cannot engineer the organism, engineer its microbiome. Since scientists began exploring how to solve problems using synthetic biology, by focusing on microbial symbionts, a whole universe of possibilities…
How Stress Types Differently Impact Brain and Behavior
Summary: Stress is a universal experience, but not all stress affects the brain in the same way. A new study in rats reveals that acute stress provokes anxiety-like behaviors, especially…
Education Gap Is Speeding Up Aging in Millions of People
Summary: A new study reveals that Americans with less education are aging faster than those with more schooling, and the divide has widened over the past three decades. Biological age—measuring…
