Gray seals may sense their own blood oxygen levels

The seals’ ability to detect the amount of oxygen in their blood may help them make diving decisions and avoid drowning.

Stinky penguin poop strikes fear into the hearts of Antarctic krill

The foul stench of penguin poop sets Antarctic krill on edge. In lab experiments, the mere scent of penguin droppings — or guano — sent krill scrambling for escape, researchers…

TikTok Misinformation May Distort ADHD Perceptions

Summary: A new study found that popular ADHD-related content on TikTok often misaligns with clinical guidelines, potentially influencing how young adults perceive the disorder. Researchers analyzed the top 100 ADHD…

Higher Depression Risks for Night Owls

Summary: A new study finds that staying up late, known as having an “evening chronotype,” is associated with a higher risk of depression. Researchers analyzed data from 546 university students…

Early-Life Adversity Reshapes Brain Development and Behavior

Summary: Early-life adversity affects over half of children worldwide, increasing the risk of cognitive and mental health issues later in life. A new review highlights how unpredictable sensory experiences, beyond…

Rubber Hand Illusion Reduces Pain Perception

Summary: A new study shows that the rubber hand illusion can reduce the intensity of pain caused by heat. Researchers found that when participants viewed a rubber hand being illuminated…

Do small trees in the understory of tropical forest gain additional carbon from fungi?  – Functional Ecologists

Franziska Zahn, postdoc at University of Bayreuth (Germany), presents her work “Stable isotope analysis indicates partial mycoheterotrophy in arbuscular mycorrhizal woody seedlings in tropical forests”. She discusses the collaborative network…

Bystander PTSD Alters Brain Differently Than Direct Trauma

Summary: New research reveals that witnessing trauma triggers unique brain changes, distinct from those caused by experiencing trauma firsthand. The study found that indirect trauma leads to different protein degradation…

Verbal Fluency Might Predict Human Longevity

Summary: A recent study reveals a surprising link between longevity and verbal fluency—the ability to effectively recall and utilize vocabulary. Researchers analyzed cognitive data from the Berlin Aging Study, involving…

Some of Sydney’s koalas are chlamydia-free, but still at risk

Some of Sydney’s koalas are facing an uncompromising dilemma. The koalas living in one corner of Australia’s largest city are perilously inbred, researchers report February 26 in Conservation Genetics. But…