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Medical Xpress / Four minutes of daily resistance training can quadruple fitness in older adults

Just 4 minutes of daily strengthening exercise dramatically increases key factors in quality of life for older adults, according to a new study led by researchers at Penn State College of Medicine. Results published in PLOS ...

2 hours ago
Phys.org / Satellite data reveal Southern Ocean vertical currents diving 3,000 feet below surface

Ocean currents are not just horizontal motions that flow from side to side. There are also vertical currents that act like deep-sea elevators, pushing heat and carbon down into the deep, while bringing up vital nutrients ...

4 hours ago
Phys.org / eDNA metabarcoding evaluated for fish diversity assessment

Environmental DNA (eDNA) metabarcoding has emerged as a powerful tool for monitoring aquatic biodiversity, enabling researchers to identify fish species from traces of DNA found in water without using invasive techniques ...

1 hour ago
Phys.org / Children's motivation and attitudes towards learning play a key role in academic success, study finds

A major new study led by researchers at Queen Mary University of London has revealed that noncognitive skills—such as motivation, curiosity, academic interest and self-belief—play a key role in translating children's genetic ...

2 hours ago
Medical Xpress / Machine learning model improves accuracy of liquid biopsy results

A machine learning model developed by researchers at the Johns Hopkins Kimmel Cancer Center filters out the biological noise in liquid biopsy samples, helping clinicians better match therapies to their patients' tumors.

1 hour ago
Phys.org / How animals use leveling behaviors to put alphas in their place

Inequality is not unique to human groups and societies. Individuals with relatively little power possess a variety of behavioral strategies to counterbalance or regulate power differences. In humans, these strategies include ...

2 hours ago
Phys.org / Maya altar and offerings at abandoned Belize sites highlight enduring ritual activities

Archaeologists excavating Maya sites at Kaxil Uinik and Ayiin Winik in Belize have discovered the first reported Late Postclassic altar in the region, along with additional evidence that Postclassic Maya people continued ...

4 hours ago
Science X / Will Earth truly cool down after net-zero, or are we locked into millennia of Anthropocene heat?

We imagine that if global emissions are reduced, the problem will sort itself out. It actually takes much more time than we can imagine—sometimes hundreds or even thousands of years. We have entered a very crucial stage called ...

5 hours ago
Phys.org / Oldest Maya Long Count calendar date may reveal how royalty turned time into power

Archaeologists working at the ancient Maya site of El Palmar in Campeche, Mexico, have discovered what may be the earliest known Long Count calendar date in the Maya lowlands. It is carved into a stone monument and is interpreted ...

5 hours ago
Medical Xpress / Disrupted metabolism linked to heart failure

When heart cells burn fat without normal metabolic controls, they can deplete a lipid needed to keep mitochondria functioning properly, according to a study by UT Southwestern Medical Center researchers. The findings, published ...

1 hour ago
Medical Xpress / More steps are linked to more healthful rest for college students, research shows

University students who aren't always enthused about walking across campus for class can take heart in new research that suggests lots of daily steps translate to improved mental health and better sleep.

1 hour ago
Medical Xpress / A brain-computer interface that works with—not against—the brain

It might soon be "game over" for the video game controller. Yale researchers have developed a new kind of brain-computer interface (BCI) that lets humans play video games directly with their brains. Using real-time fMRI (functional ...

2 hours ago