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Medical Xpress / Vaping has slowed progress in cutting teen smoking in NZ—new study

Smoking rates among adults have declined in Aotearoa New Zealand over recent decades, from 18% smoking regularly in 2011/12 to 8% in 2023/24.

35 minutes ago in Health
Phys.org / A genetic switch lets plants accept nitrogen-fixing bacteria

Researchers are one step closer to understanding how some plants survive without nitrogen. Their work could eventually reduce the need for artificial fertilizer in crops such as wheat, maize, or rice.

2 hours ago in Biology
Phys.org / Universe's expansion 'is now slowing, not speeding up': Evidence mounts that dark energy weakens over time

The universe's expansion may actually have started to slow rather than accelerating at an ever-increasing rate as previously thought, a new study suggests.

8 hours ago in Astronomy & Space
Phys.org / Landscape clues suggest Indigenous Peoples have thrived in southwestern Amazon for more than 1,000 years

In September 2021, a multidisciplinary expedition explored one of the least-known regions of the Bolivian Amazon: the Great Tectonic Lakes of Exaltación in the department of Beni.

3 hours ago in Other Sciences
Phys.org / Sulfur cave spiders build an arachnid megacity and possibly the largest-ever spider web

Researchers may have discovered the world's biggest spider web, a massive subterranean structure spanning over 100 square meters in a sulfur cave on the Albania–Greece border. The multilayered web along a wall near the ...

13 hours ago in Biology
Phys.org / Lonely? Here's how to connect with old friends—and make new ones

Loneliness is quietly emerging as one of the most significant health issues in Australia, and it can affect people of all ages, backgrounds and life stages.

2 hours ago in Other Sciences
Medical Xpress / Combination treatment may help cut lifelong ibrutinib for chronic lymphocytic leukemia patients

Chronic lymphocytic leukemia (CLL) is the most prevalent adult leukemia in the Western Hemisphere, affecting approximately 200,000 people in the United States.

3 hours ago in Oncology & Cancer
Phys.org / Do you speak cat? Take this quiz to find out

While often miscast as mysterious or hard to understand, cats are actually excellent communicators. In fact, in free-ranging cat colonies, physical fights are kept to a minimum through clever use of body posturing, scent ...

3 hours ago in Biology
Phys.org / Many mini-Neptunes once thought to be lava worlds may actually have solid surfaces

As telescopes have become more powerful, it's turned out our solar system is not the only game in town: There are millions of other planets out there in the galaxy. But we're still teasing out clues about what they are actually ...

12 hours ago in Astronomy & Space
Phys.org / Two independent quantum networks successfully fused into one

Many quantum researchers are working toward building technologies that allow for the existence of a global quantum internet, in which any two users on Earth would be able to conduct large-scale quantum computing and communicate ...

14 hours ago in Physics
Phys.org / Main driver of Sargassum blooms in the Atlantic Ocean revealed

By the beginning of June this year, approximately 38 million tons of Sargassum drifted towards the coasts of the Caribbean islands, the Gulf of Mexico, and northern South America, marking a negative record. Especially during ...

13 hours ago in Earth
Medical Xpress / Urban living linked to chronic stress epidemic in modern humans

Chronic stress is on the rise—the result of an evolutionary mismatch that our bodies and brains, adapted over hundreds of thousands of years to hunter-gatherer conditions, are experiencing in industrialized, urbanized environments, ...

4 hours ago in Psychology & Psychiatry