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Medical Xpress / Unexpected findings add new insight on cannabis and heart health
Habitual cannabis users experienced about 9% fewer premature heartbeats on days they inhaled cannabis compared with days they abstained, a counterintuitive finding that adds to the complex and evolving understanding of how ...
Medical Xpress / What happens when someone's chromosomes, sex hormones and body don't align?
I teach a university course called Hormones and Behaviour. What surprises students is that biological sex is not produced by a single switch. What surprises me is that many students have never been taught this before. It ...
Medical Xpress / Yoga can be very helpful for people who have experienced trauma
The experiences people have with yoga are embodied and take place in the here and now. Yoga can offer a different kind of insight than what one gains by thinking and talking about what has happened or might happen, says Kari ...
Phys.org / X-band radar data sharpen simulation of westerly weak tornado
Tornadoes are among the most destructive weather phenomena on Earth. Their small scale, short life cycle and sudden onset make them extremely difficult to predict. This challenge is amplified for weak tornadoes embedded within ...
Tech Xplore / How malicious SIM cards can hijack smartphones, EV chargers and connected devices
Subscriber Identity Modules (SIMs), secure elements used to connect devices to a mobile network, can pose severe security risks when compromised. A malicious SIM could allow attackers to gather information about a device, ...
Phys.org / Q&A: What are chalk streams and why are these rare rivers under threat?
Chalk streams are among the world's rarest river habitats. Fewer than 300 exist globally, and most are found in England. They support rich wildlife and have been described as England's 'Great Barrier Reef' due to their biodiversity. ...
Phys.org / Trapped gases in ancient rocks challenge global explanation for 2-billion-year-old carbon anomaly
Roughly 2.5–2 billion years ago, Earth's surface experienced the biggest chemical change in its history when oxygen became abundant in the atmosphere, eventually leading to the evolution of complex life forms such as plants ...
Tech Xplore / An energy storage device designed to be recycled
Smartwatches, phones and even some drones rely on lightweight, rechargeable energy storage systems. Once those devices wear out, many end up as electronic waste. Now, researchers reporting in ACS Energy Letters have developed ...
Medical Xpress / Imaging turnaround time increased from 2023 to 2024
Imaging turnaround times continued to increase across modalities through 2024, according to a study published online Aug. 3 in Journal of the American College of Radiology.
Phys.org / Claim that science is becoming less disruptive challenged after years-long publication delay
A widely cited Nature cover article from 2023 claimed that scientific innovation has significantly declined in recent decades. This finding was based on a citation analysis of large sets of metadata concerning scientific ...
Phys.org / Pain isn't the point: European viper venoms may have evolved to subdue prey
For many people, the fear of venomous snakes is linked to one thing: pain. Yet new research led by scientists at Bangor University suggests that, for Europe's vipers, at least, causing pain may never have been a driving force ...
Phys.org / First supernovae may have seeded rocky planet building blocks 100 million years after the Big Bang
The building blocks of rocky planets may have begun forming just 100 million years after the Big Bang—long before the first galaxies even existed—according to new research from the University of Portsmouth.
