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Tech Xplore / What chatbots can teach humans about empathy

Over half of U.S. adults are using large language models (LLMs)—such as ChatGPT, Gemini and Copilot—in some capacity. Whether using artificial intelligence to create grocery lists, turn oneself into a Muppets character ...

10 hours ago in Consumer & Gadgets
Phys.org / 7,000-year-old deer antler headdress from Eilsleben illustrates contact between hunter–gatherers and early farmers

Central Germany is among the regions where, as early as the mid-6th millennium BC, farmers displaced the Mesolithic hunter–gatherers from the fertile loess soils. Soon after this migration, however, exchange began between ...

12 hours ago in Other Sciences
Phys.org / A new way to 'cage' plutonium

Plutonium (Pu) exhibits one of the most diverse and complex chemistries of any element in the periodic table. Since its discovery in 1940, scientists have synthesized and studied many different types of plutonium-containing ...

11 hours ago in Chemistry
Phys.org / Flipping and reversing mini-proteins could improve tuberculosis treatment

Antibiotic treatments are losing effectiveness against a range of common bacterial pathogens, including E. coli, K. pneumoniae, Salmonella and Acinetobacter, according to a warning issued by the World Health Organization ...

10 hours ago in Biology
Phys.org / Quick course correction needed to avoid 'hothouse Earth' scenario, scientists say

Scientists say that multiple Earth system components appear closer to destabilization than previously believed, putting the planet in increased danger of following a "hothouse" path driven by feedback loops that can amplify ...

12 hours ago in Earth
Tech Xplore / Building batteries that don't break in the cold

Extreme winter weather can strain power systems, stall electric vehicles and leave backup batteries unable to deliver energy when it is most needed. Researchers at Texas A&M University have now developed a battery design ...

10 hours ago in Engineering
Tech Xplore / Toward regenerative bioprinting: Magnetic mixer enables scalable manufacturing of 3D-printed tissues

3D bioprinting, in which living tissues are printed with cells mixed into soft hydrogels, or "bio-inks," is widely used in the field of bioengineering for modeling or replacing the tissues in our bodies. The print quality ...

11 hours ago in Engineering
Phys.org / Tiny marine animal reveals bacterial origin of animal defense mechanisms

Marine animals, such as the extremely simple flatworm Trichoplax, are ideal model organisms for studying the early evolutionary origins of animal life processes. Despite measuring only a few millimeters and lacking true organs ...

11 hours ago in Biology
Phys.org / Majorana qubits become readable as quantum capacitance detects even-odd states

The race to build reliable quantum computers is fraught with obstacles, and one of the most difficult to overcome is related to the promising but elusive Majorana qubits. Now, an international team has read the information ...

12 hours ago in Physics
Phys.org / Keeping an eagle eye on carbon stored in the ocean

Geologic reservoirs that trapped petroleum for millions of years are now being repurposed to store the greenhouse gas carbon dioxide. New research is improving how we monitor this storage and verify how much CO2 these reservoirs ...

12 hours ago in Earth
Phys.org / Sleek, lithe and extremely rare: This elusive California fox has finally been GPS-collared

The stunning Sierra Nevada red fox is one of the nation's rarest and most critically threatened mammals, with fewer than 50 believed to remain in the Sierra. And now, for the first time, a specimen has been successfully GPS-collared ...

3 hours ago in Biology
Medical Xpress / Traffic noise linked to higher cholesterol and lipid levels in blood

A new study from the University of Oulu has found that nighttime noise exposure is associated with changes in blood cholesterol and lipid-related metabolites in adults, which are known risk factors for cardiometabolic diseases. ...

3 hours ago in Health