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Phys.org / Ancient bog growth reveals shifting Southern Hemisphere winds 15,000 years ago

Scientists have revealed that ancient bogs in the Southern Hemisphere hold clues to a major shift in Earth's climate thousands of years ago.

16 hours ago in Earth
Phys.org / How a plant-parasitic nematode can infect a wide range of organisms

UC Davis nematologists, including Valerie Williamson, professor emerita in the Department of Plant Pathology, and associate professor Shahid Siddique, Department of Entomology and Nematology, have long wondered how a plant-parasitic ...

15 hours ago in Biology
Medical Xpress / Vision can be rebooted in adults with amblyopia, study suggests

Temporarily anesthetizing the retina briefly reverts the activity of the visual system to that observed in early development and enables growth of responses to the amblyopic eye, new research shows.

17 hours ago in Neuroscience
Phys.org / New roles found for STIP1 and Maspin proteins in cell renewal and structure

Two recently published studies led by Brazilian scientists reveal the key roles of multifunctional proteins, STIP1 and Maspin, in vital cellular processes.

15 hours ago in Biology
Phys.org / Emerald green degradation in masterpieces: Scientists identify the culprits

An international team of researchers have found what triggers degradation in one of the most popular pigments used by renowned 19th and 20th century painters. Using a multi-method approach, including advanced synchrotron ...

16 hours ago in Chemistry
Phys.org / New type of DNA damage discovered in our cells' mitochondria

A previously unknown type of DNA damage in the mitochondria, the tiny power plants inside our cells, could shed light on how our bodies sense and respond to stress. The findings of the UC Riverside-led study are published ...

17 hours ago in Biology
Medical Xpress / Breaking the cycle of vulnerability: Modifiable elements to build community resilience and improve health

A novel study empirically linking a standardized measure of community resilience in more than 3,100 U.S. counties to cognitive, mental, and physical health outcomes shows that counties with fewer health care resources, limited ...

8 hours ago in Psychology & Psychiatry
Phys.org / Calcite deposit from southern Nevada cave reveals 580,000 years of climate history

Climate history recorded in a calcite deposit in a southern Nevada cave indicates that the hot, arid southwestern United States experienced significant shifts in temperature and rainfall over the last 580,000 years.

17 hours ago in Earth
Tech Xplore / Future LED light could both illuminate and communicate

In the visions of researchers at the University of Oulu, light does far more than illuminate. It provides, among others, a new way to transmit data securely and efficiently, while also offering a sustainable energy source ...

7 hours ago in Energy & Green Tech
Tech Xplore / Real-world helper exoskeletons come closer to reality with AI training

Georgia Tech researchers are using AI to quickly train exoskeleton devices, making it much more practical to develop, improve, and ultimately deploy wearable robots for people with impaired mobility.

16 hours ago in Robotics
Phys.org / Coaxing bilayer graphene into a single diamond-like layer for industrial applications

Graphene's enduring appeal lies in its remarkable combination of lightness, flexibility, and strength. Now, researchers have shown that under pressure, it can briefly take on the traits of one of its more glamorous carbon ...

16 hours ago in Nanotechnology
Medical Xpress / Asymptomatic carriers revealed: Computer model outperforms traditional contact tracing for drug-resistant infections

A new analytical tool can improve a hospital's ability to limit the spread of antibiotic-resistant infections over traditional methods like contact tracing, according to a new study led by researchers at Columbia University ...