Science News

Sept. 6, 2025: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

Researchers are exploring why some individuals are naturally super-lean and may struggle to gain weight. The causes of such constitutional thinness offer clues to the physiology of weight control.

Scientists using the Chandra X-ray telescope have uncovered new details about the famous supernova remnant Cassiopeia A.

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf planet, this mysteriou...

A sweeping new study reveals that humanity has already pushed 60% of Earths land outside its safe biosphere zone, with 38% in a high-risk state. By analyzing centuries of data, researchers mapped how human demands on bio...

A new study reveals a molecular link between fine particulate air pollution (PM2.5) and Lewy body dementia, a devastating neurodegenerative condition. By combining human epidemiological data and animal experiments, resea...

Chaos at the CDC and the sharp move away from mRNA vaccines has public health experts alarmed.

Breast milk is more than nourishment-it delivers circadian cues that may shape infant sleep, immunity, and metabolism. Researchers analyzing milk samples found that melatonin peaked at night and cortisol in the early mor...

A newly discovered species of Bartonella bacteria in Brazils Amazon sand flies shares DNA similarities with dangerous Andean strains. Scientists stress the need for further studies to see if it can infect humans and spre...

Every week, we scour the web for important, insightful, and fascinating stories in science and technology. Here are our latest picks. The post This Weeks Awesome Tech Stories From Around the Web (Through September 6) app...

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Sucralose, the sugar substitute in many diet products, may weaken cancer immunotherapy by altering gut bacteria and reducing arginine levels needed for immune cells. But supplementation with arginine or citrulline could ...

Engineers create a sand battery that they say will slash the carbon emissions in Pornainen, Finland, by 70% - it uses renewables to heat the sand to more than 1,000 degrees Fahrenheit.

Getting a smartphone before age 13 may drastically increase the risk of poor mental health later in life, according to data from more than 100,000 people. Early use is linked to suicidal thoughts, aggression, and detachm...

Satellite data reveals sea-level rise has unfolded almost exactly as predicted by 1990s climate models, with one key underestimation: melting ice sheets. Researchers stress the importance of refining local projections as...

Hidden fat wrapped around organs, known as visceral fat, has now been linked to faster heart aging. Using AI and imaging from more than 21,000 people in the UK Biobank, scientists found that this invisible belly fat acce...