Summary: A new study demonstrates that first-episode hallucinations and delusions appearing after age 40 are frequently driven by underlying neurodegenerative pathology. Using molecular positron emission tomography (PET) imaging, the team…
Category: Life
Emperor penguin chicks like these starved. An iceberg may be the cause
An emperor penguin colony in Antarctica had a run-in with a grounded iceberg that may have led to a disastrous breeding season. On Coulman Island, which is home to one…
How Posture Boosts Risk-Taking and Positive Mood
Summary: A new study demonstrates that a person’s physical posture subtly influences their emotional state and economic decision-making without their conscious awareness. Key Facts Implicit Posture Control: Unlike previous “power…
Naked mole-rat queens rule their colonies with a potent odor
Imagine a superhero whose power is releasing an odor so strong their enemies stop fighting. For naked mole-rats, such power lies with the queen. A potent compound allows naked mole-rat queens to control their colonies, researchers report…
‘Cheating’ birds change their tune
To avoid ending up with a less committed mate, some female birds listen for red flags in their suitor’s song. Male pied flycatchers change their song after mating, and females…
Why Gaining Free Time Unexpectedly Makes People Late
Summary: A new study reveals that when individuals gain free time unexpectedly, their brains perceive that time as subjectively longer than expected, leading to behavioral delays and poor time management.…
Psychedelics and Ketamine Rewire Brain Immune Signals in Depression
Summary: A study uncovered a novel neuroimmune mechanism explaining how rapid-acting antidepressants, including ketamine and psychedelics, alleviate treatment-resistant depression. Despite acting on different initial neural receptors, these distinct fast-acting therapeutics…
TRF2 Preserves Muscle Stem Cell Identity and Drive Repair
Summary: Researchers identified an unexpected dual function for the telomeric protein TRF2 in muscle tissue regeneration and stem cell preservation. The study demonstrates that TRF2 goes beyond its traditional role…
AI Models Analyze Children’s Speech to Predict Future Mental Health
Summary: Researchers demonstrated that natural language processing (NLP) models analyzing speech patterns in children aged 9 to 13 can predict the onset of mental health disorders six years later more…
