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Phys.org / 'Northwest Passage' mechanism of bile acid transport reveals a voltage-dependent pathway

In a study published in Nature on January 28, a research team led by Eric H. Xu (Xu Huaqiang) from the Shanghai Institute of Materia Medica of the Chinese Academy of Sciences, along with Ma Xiong from Renji Hospital, determined ...

1 hour ago in Biology
Phys.org / Our ocean's 'natural antacids' may act faster than we thought

Earth's ocean absorbs carbon dioxide from the atmosphere, helping to temper the impact of climate change but increasing ocean acidity. However, calcium carbonate minerals found in the seabed act as a natural antacid: Higher ...

1 hour ago in Earth
Medical Xpress / How sleep loss can damage your brain's wiring

Sleep loss damages the fatty insulation protecting the nerve cells in our brain, according to a paper published in the journal Proceedings of the National Academy of Sciences. The research also explains why we often feel ...

3 hours ago in Neuroscience
Medical Xpress / Pink noise reduces REM sleep and may harm sleep quality

Pink noise—often used to promote sleep—may reduce restorative REM sleep and interfere with sleep recovery. In contrast, earplugs were found to be significantly more effective in protecting sleep against traffic noise, ...

2 hours ago in Sleep disorders
Medical Xpress / Targeting the 'good' arm after stroke can lead to better motor skills

Traditional stroke rehabilitation therapy focuses on restoring strength and movement to the more impaired side of the body, but a new randomized clinical trial has revealed that targeted therapy for the less impaired arm ...

2 hours ago in Neuroscience
Medical Xpress / Inside the newborn mind: Babies categorize objects in the brain at just two months old, neuroscientists discover

Babies as young as two months old are able to categorize distinct objects in their brains—much earlier than previously thought—according to new research from neuroscientists at Trinity College Dublin. The research, which ...

2 hours ago in Psychology & Psychiatry
Phys.org / A student made cosmic dust in her lab—what she found could help us understand how life started on Earth

A Sydney Ph.D. student has recreated a tiny piece of the universe inside a bottle in her laboratory, producing cosmic dust from scratch. The results shed new light on how the chemical building blocks of life may have formed ...

3 hours ago in Astronomy & Space
Phys.org / Jupiter's slimmer profile: Giant planet revealed to be narrower at equator

For over 50 years, we thought we knew the size and shape of Jupiter, the solar system's largest planet. Now, Weizmann Institute of Science researchers have revised that knowledge using new data and technology. In a new study ...

2 hours ago in Astronomy & Space
Phys.org / Geologists may have solved mystery of Green River's 'uphill' route

New research may have solved an American mystery which has baffled geologists for a century and a half: How did a river carve a path through a mountain in one of the country's most iconic landscapes? Scientists have long ...

5 hours ago in Earth
Phys.org / Some companies claim they can 'resurrect' species. Does that make people more comfortable with extinction?

Less than a year ago, United States company Colossal Biosciences announced it had "resurrected" the dire wolf, a megafauna-hunting wolf species that had been extinct for 10,000 years.

1 hour ago in Biology
Medical Xpress / Black women's health-care experiences remain marked by structural racism—here's how institutions should move forward

Racism has long disrupted relationships, deepened social divisions, and hindered collective action on global challenges. While modern societies strive to be just and advocate against social injustices, many still turn away ...

1 hour ago in Health
Medical Xpress / Does coffee raise your blood pressure? Here's how much it's OK to drink

Coffee first entered human lives and veins over 600 years ago.

1 hour ago in Health