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Tech Xplore / These optical sensors don't just see—they think fast enough to change surgery, space exploration and more

Imagine a surgical robot that could detect the boundary between a tumor and healthy tissue during an operation; not by sending images offsite for testing, but by quickly analyzing subtle differences fast enough to guide the ...

1 hour ago
Phys.org / How temperature changes light: New model could guide smarter LEDs, sensors and photonic devices

Technion researchers have developed, for the first time, a comprehensive physical model explaining how the properties of a radiating material, including absorption, emission, and quantum efficiency, affect the fundamental ...

44 minutes ago
Medical Xpress / Successfully treated acute myeloid leukemia patients may hold the key to new CAR T cell therapy

Developing effective immunotherapies for acute myeloid leukemia (AML) has long been hampered by a critical challenge: Therapy directed at killing the leukemia cells may also harm the body's ability to make new, healthy blood ...

24 minutes ago
Phys.org / Swapping molecular building blocks one by one reveals how receptors tell adrenaline from dopamine

Different receptors respond to different neurotransmitters or hormones, such as adrenaline involved in the fight-or-flight response, or dopamine linked to reward and motivation. Both the receptors themselves and the substances ...

1 hour ago
Phys.org / Largest-ever survey of physicists puts Standard Model of cosmology under scrutiny

The largest-ever survey of physicists from around the world—released today—shows a distinct lack of consensus across many of physics's most important questions, from the nature of black holes and dark matter, to the still-incomplete ...

4 minutes ago
Phys.org / The shoal remembers: How signs of a collective memory shape a predator-prey arms race

Beneath the tropical trees of southern Mexico, enormous shoals of sulfur mollies blanket the water surface of toxic sulfur springs, where survival depends on collective defense against relentless attacks from predatory birds. ...

14 minutes ago
Medical Xpress / Heavy caring responsibilities may hasten cognitive decline

Onerous caring responsibilities reduce brain function for people aged 50 and over, whereas light caring duties can actually be beneficial to middle-aged and older people's mental abilities, finds a new study led by University ...

14 minutes ago
Medical Xpress / Cold comfort? Icing injuries may prolong pain and slow recovery, preclinical results suggest

Icing a sprained ankle or sore muscle, long used to reduce pain and swelling, may in the longer run delay recovery and prolong pain, new research suggests. In a preclinical study published in Anesthesiology, McGill University ...

1 hour ago
Medical Xpress / Combined exercise and high intensity interval training linked to significant falls in blood pressure over 24 hours

Aerobic and resistance training combined, and high intensity interval training (HIIT), are associated with significant reductions in blood pressure over 24 hours, finds a pooled data analysis of the available evidence for ...

54 minutes ago
Medical Xpress / One overlooked factor before birth may help explain autism risk in children

Mothers who work in jobs where they are frequently exposed to toxic chemicals or experience high stress have higher odds of having a child with autism spectrum disorder (ASD), suggest the findings of original research published ...

54 minutes ago
Medical Xpress / Insulin resistance during pregnancy linked to higher abdominal fat in girls

Girls born to mothers with higher insulin resistance during the third trimester are more likely to have more abdominal fat at age 7, according to research presented at the 28th European Congress of Endocrinology in Prague. ...

4 minutes ago
Phys.org / One graph attempts to connect every object in the universe

If you've ever taken an introductory astronomy class, you've probably seen the Hertzsprung-Russell (HR) diagram. This graph maps out the life cycle of stars by plotting their temperature against their luminosity, and has ...

1 hour ago