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Medical Xpress / Smart speaker may improve mental health and blood sugar levels for seniors with type 2 diabetes

A simple smart speaker may be the latest tool to help seniors with some of the mental and physical challenges of type 2 diabetes. A new study published in JAMA Network Open reports that using an Amazon Echo Dot helped reduce ...

41 minutes ago in Diabetes
Phys.org / Roadkill offers an ethical alternative to live wildlife in scientific research

A recent review of over 312 studies has identified dozens of unique uses of roadkill in scientific research. The review, published in Biology Letters, discusses the advantages of using roadkill instead of live wildlife and ...

41 minutes ago in Biology
Phys.org / Great white sharks grow a whole new kind of tooth for slicing bone as they age

A great white shark is a masterwork of evolutionary engineering. These beautiful predators glide effortlessly through the water, each slow, deliberate sweep of the powerful tail driving a body specialized for stealth, speed ...

1 hour ago in Biology
Tech Xplore / Powering AI from space, at scale, with a passive tether design

Penn Engineers have developed a novel design for solar-powered data centers that will orbit Earth and could realistically scale to meet the growing demand for AI computing while reducing the environmental impact of data centers.

1 hour ago in Energy & Green Tech
Phys.org / A possible ice-cold Earth discovered in the archives of the retired Kepler Space Telescope

Scientists continue to mine data gathered by NASA's Kepler Space Telescope, retired in 2018, and continue to turn up surprises. A new paper reveals the latest: a possible rocky planet slightly larger than Earth, orbiting ...

1 hour ago in Astronomy & Space
Medical Xpress / Prepping for future pandemics: MERS vaccine candidate shows long-lasting immune response

A new study has shown for the first time that an experimental vaccine against Middle East Respiratory Syndrome (MERS) induces a stable and functional immune response in humans that persists for at least two years after a ...

55 minutes ago in Immunology
Phys.org / Fast-growing trees are taking over the forests of the future and putting biodiversity, climate resilience under pressure

Trees play a central role in life on Earth. They store CO₂, provide habitats for animals, fungi, and insects, stabilize soils, regulate water cycles, and supply resources that humans rely on—from timber and food to recreation ...

41 minutes ago in Biology
Medical Xpress / Continued exposure to certain heavy metals linked to ADHD in childhood

Impulsivity, hyperactivity, and difficulty concentrating are some of the symptoms associated with attention deficit hyperactivity disorder. It is estimated that 6% of schoolchildren in Catalonia suffer to a greater or lesser ...

41 minutes ago in Attention deficit disorders
Phys.org / How iron-sulfur nanolayers are formed: X-ray methods enable real-time view

Researchers at the University of Hamburg, the University of Toulouse, and the DESY and ESRF research institutes have observed for the first time in real time how iron-sulfur nanostructures form in solutions. Using time-resolved ...

1 minute ago in Nanotechnology
Phys.org / Strength-in-numbers X-ray technique can map previously unattainable atomic structures

For many decades, the method to obtain atomic-level descriptions of chemical compounds and materials—be it a drug, a catalyst, or a commodity chemical—has been X-ray crystallography. This method has a known weakness: ...

35 minutes ago in Chemistry
Phys.org / Hearing tests uncover unexpected humpback sensitivity to high-frequency noise

University of Queensland hearing tests conducted across kilometers of ocean off the Australian coast show humpback whales react to higher frequency sounds than expected. Associate Professor Rebecca Dunlop from UQ's School ...

52 minutes ago in Biology
Phys.org / Alfvén waves act as the power source behind Earth's auroral displays, research reveals

The dazzling lights of the aurora are created when high-energy particles from space collide with Earth's atmosphere. While scientists have long understood this process, one big mystery remained: What powers the electric fields ...

22 minutes ago in Astronomy & Space