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Medical Xpress / Wearable device reveals how sleep changes from freshman to senior year for college students

Sleep is a fundamental aspect of human health that plays a crucial role in cognitive function, academic performance and social interactions. A study published in PLOS One by Yao Zhao at Temple University, U.S., and colleagues ...

12 hours ago
Medical Xpress / CAR T cell therapy targets key mutation driving rare blood cancers

A new form of CAR T-cell therapy has been designed to find and destroy the cancer-driving stem cells responsible for a group of blood cancers known as myeloproliferative neoplasms (MPNs), while leaving healthy blood cells ...

12 hours ago
Phys.org / 'Stop the war!': The paradox of 'pressure petitions'

They knew their gesture was futile and could have serious personal repercussions, but that didn't stop more than 1.5 million Russians from signing anti-war petitions after their country invaded Ukraine.

8 hours ago
Medical Xpress / Voice changes measured with a mobile phone can signal a flare up in asthma or COPD

Voice changes, which can be recorded and measured with a mobile phone app, can signal a flare-up in symptoms for people with asthma or chronic obstructive pulmonary disease (COPD), according to a study published in ERJ Open ...

7 hours ago
Phys.org / The universe is less uniform than we thought—cosmology may need a radical rethink

Modern cosmology rests on a simple assumption: If we look on large enough scales, matter should be distributed evenly, with no preferred direction within the cosmos. This is known as the cosmological principle.

13 hours ago
Phys.org / What made trees possible? New research points to drought

A study is reframing a fundamental question in plant evolution: What made trees possible? Researchers from Cal Poly Humboldt, Yale University, the University of Hohenheim in Germany and the Czech Academy of Sciences set out ...

17 hours ago
Medical Xpress / A portable ultrasound system could make reliable breast imaging more accessible

For people at high risk of developing breast cancer, yearly mammograms may not be enough to detect tumors early. To make earlier diagnosis easier, an MIT team has developed portable detectors based on ultrasound, which could ...

13 hours ago
Phys.org / Martian dust storms may generate atmospheric electrical conditions that could impact future missions

A new study by a doctoral researcher at The University of Alabama in Huntsville (UAH), part of The University of Alabama System, suggests global dust storms on Mars may organize the Martian atmosphere into regions favorable ...

15 hours ago
Phys.org / Orbit overload could devastate astronomy if 1.7 million proposed satellites brighten night sky

A new European Southern Observatory (ESO) study has found that current proposals to launch more than 1.7 million satellites into orbit, including extremely bright ones, would have "devastating consequences for astronomy." ...

15 hours ago
Phys.org / Crystal-design principle reveals how competing molecular forces control structure, color and phase transitions

Organic molecular crystals can respond to external stimuli such as heat, light, and mechanical force, making them attractive candidates for next-generation functional materials. However, predicting how multiple intermolecular ...

13 hours ago
Medical Xpress / UK-US trade deal will mean the NHS has to divert billions from other services to pay more for new medicines

Around £45 billion in NHS funding will be diverted from other NHS care by 2036 to pay more for new medicines under the UK-U.S. trade deal agreed last December unless more funding is made available to cover the additional ...

8 hours ago
Phys.org / New bioelectronic microdevices enable remote cell stimulation using ultrasound

The Universitat Autònoma de Barcelona (UAB) and the Institute of Microelectronics of Barcelona (IMB-CNM-CSIC) have developed a new generation of wireless piezoelectric microdevices capable of electrically stimulating living ...

13 hours ago