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Tech Xplore / Researchers build a robotic swarm with no electronics, no batteries and no brains

A LEGO brick is not smart. It doesn't compute. It doesn't plug in. It just fits. A team of Georgia Tech researchers has applied that logic to robotics. Bolei Deng, an assistant professor in Georgia Tech's Daniel Guggenheim ...

3 hours ago
Phys.org / What it takes to keep astronauts safe in deep space

The Artemis II mission launches this week as a first step toward returning to the moon and reaching Mars. Materials scientist Debbie Senesky explains the material tech that makes these missions possible.

2 hours ago
Phys.org / Saturn's magnetic bubble is lopsided compared to Earth's, suggests new study

Saturn's magnetic shield is asymmetrical compared to Earth's, suggests a new study involving University College London (UCL) researchers, and this is likely a result of its fast rotation coupled with the heavy material it ...

8 hours ago
Medical Xpress / Pesticides and cancer: Study reveals the biological mechanisms behind an environmental health risk

A new study, published in Nature Health, reveals a strong link between exposure to agricultural pesticides in the environment and the risk of developing cancer. By combining environmental data, a nationwide cancer registry, ...

8 hours ago
Phys.org / Building desktop particle accelerators to unlock new realms of research

Using high-intensity lasers, researchers have taken an important step toward miniaturization of particle accelerators by demonstrating free-electron laser amplification at extreme ultraviolet wavelengths (27–50 nm), with ...

4 hours ago
Medical Xpress / More patients receive recommended heart failure treatment, Swedish registry study finds

An increasing proportion of patients with heart failure receive a combination of four medications shown to improve prognosis and recommended in guidelines. However, there is still room for improving adherence and persistence ...

1 hour ago
Phys.org / Air surveillance reveals hidden reservoirs of antibiotic resistance genes

A review finds that antibiotic resistance genes—capable of undermining modern medicine—can travel through the air across both cities and farmland, and argues that airborne spread represents an overlooked public health risk.

4 hours ago
Phys.org / Two trillion gallons of water trigger historic flooding in Hawaiʻi

More than 2 trillion gallons of water—enough to fill 3 million Olympic-sized swimming pools—inundated Hawaiʻi in March. The accumulated rainfall over 14 days reached as high as 3,000% of normal historical levels for this ...

5 hours ago
Phys.org / 5 reasons why the Artemis II mission is a big deal

The Artemis II mission, scheduled to launch on Wednesday, will send four astronauts on a 10-day journey from Earth around the moon—the first time humans will travel that far into space since 1972. While the crew will not ...

2 hours ago
Medical Xpress / AI scribes linked to modest reductions in electronic health record use and clinical documentation time

Documenting a patient visit in the electronic health record (EHR) is essential to health care delivery, but also a major contributor to clinician burnout. Artificial intelligence (AI)-enabled ambient documentation, or "AI ...

2 hours ago
Tech Xplore / AI systems lack a fundamental property of human cognition: Understanding this gap may matter for safety

When a person reaches across a table to pass the salt, their brain is doing something far more complex than recognizing a request and executing a movement. It is drawing on a lifetime of bodily experience—where their hand ...

2 hours ago
Phys.org / Wisconsin-sized chunk of Alaskan permafrost is thawing: Geoscientists say climate may never be the same

In a first-of-its-kind study, a team of researchers led by geoscientist Michael Rawlins at the University of Massachusetts Amherst has shown in fine-grained detail what happens when Arctic permafrost thaws. Focusing on a ...

4 hours ago