Biology
High-resolution X-ray imaging reveals leaf interiors, guiding efforts to reduce water loss
A new three-dimensional look inside sorghum leaves is revealing how crops may be redesigned to use less water without sacrificing...
Breakthrough Advances Heart Valve Disease Treatment
Melbourne researchers have grown human heart valve-like tissues from pluripotent stem cells, creating what they describe as a world-first laboratory...
Cholesterol sensor helps immune cells maintain balance
Every day, billions of cells in the human body reach the end of their life and are quietly removed by...
Population history, not age, drives ancient trees’ evolutionary importance in endangered conifer
Ancient trees are often treated as living time capsules, celebrated for surviving centuries of drought, storms, disease and human disturbance....
Review outlines emerging directions in pulmonary arterial hypertension research
Pulmonary arterial hypertension (PAH) is being redefined by molecular biology. Once viewed mainly as a disorder of excessive blood-vessel constriction,...
Gene Family Reveals How Tropical Crops Adapt to Heat
A sweeping genomic analysis of the spurge family has uncovered how heat shock protein 20 genes may help economically important...
Fungal Necrotizing Otitis Externa: Three Key Clinical Questions Answered
Fungal necrotizing otitis externa, a rare but potentially life-threatening infection that can extend from the external ear canal into the...
Ophthalmic Foundation Models Advance: Technical Progress, Clinical Evidence, and Unanswered Questions
Artificial intelligence is moving ophthalmology toward a new era in which algorithms may analyze not only retinal photographs, but also...
Dogs Distinguish Human Fear from Sadness, Study Finds
Dogs may be reading more into human faces than scientists once thought. In a new brain-imaging study, researchers found that...
Higher doses of common fertility drug linked to increased pregnancy risks
Infertility affects approximately one in six people worldwide, and irregular or absent ovulation remains one of its most common causes....
Healthy lifestyle lowers hearing impairment risk 14%; metabolism plays key role
Hearing impairment is often associated with aging, prolonged noise exposure, or inherited vulnerability. Yet a large prospective study suggests that...
Review finds rotational chair testing fills critical gaps in vestibular disorder care
Dizziness and vertigo affect millions of people worldwide, yet the tests most commonly used to investigate vestibular disorders do not...
Environmental eustress blocks CCL2, reducing doxorubicin heart damage and slowing tumor growth
Doxorubicin remains one of the most effective and widely used chemotherapy drugs in modern oncology, but its benefits are limited...
Female Guinea baboons don’t favor males better at obtaining or sharing meat
For years, scientists have wondered whether a male baboon’s ability to capture and share meat might function as a powerful...
Alternative splicing could reveal proteins’ hidden functions
A new computational study is turning the spotlight on one of biology’s most difficult questions: why can two protein isoforms...
Endometriosis Linked to 46% Higher Type 2 Diabetes Risk in Women
Endometriosis may be linked to a substantially higher risk of type 2 diabetes, according to the largest study yet to...
When Fever Fails, Infected Tadpoles Cool Down to Combat Viruses
Fever is widely recognized as a powerful defense against infection. Across the animal kingdom, many species raise their body temperature...
Silent DNA switches near TBX1 linked to rare heart defect, study finds
Tetralogy of Fallot, the most common form of cyanotic congenital heart disease, may be influenced by genetic changes hidden outside...
Scientists discover the brain can repair itself more extensively than previously believed
Astrocytes, the star-shaped cells that support and nourish neurons, may possess a far greater capacity for self-repair than scientists once...
New Bypass Highway and Watercourse Restoration Shape Southern Damselfly Genetics and Recolonisation
A newly built bypass highway in eastern France has failed to produce an immediate genetic divide in populations of the...