Phys.org news

Phys.org / Tiny forces, big effects: How particle interactions control the flow of soft materials

Sitting in a restaurant, you reach for the ketchup bottle, eyeing the basket of fries in front of you. You give the bottle a shake, then a tap. For a moment, nothing happens—the ketchup clings stubbornly to the glass. Then, ...

15 hours ago
Phys.org / Stardust trapped in Antarctic ice reveals tens of thousands of years of solar system's past

When you think of outer space, you're likely picturing stars, planets and moons. But much of space is filled with clouds of gas, plasma and stardust—known as interstellar clouds.

18 hours ago
Phys.org / More selective breeding might help flat-faced dogs to breathe easier

Breeding programs could alter heritable dog characteristics to reduce the rates of brachycephalic obstructive airway syndrome (BOAS), a breathing disorder common in dogs such as Bulldogs, French Bulldogs and Pugs—according ...

14 hours ago
Phys.org / Slower winds help grasslands enhance carbon gain while saving water, study finds

Grasslands, covering 40% of Earth's vegetated surface, play a crucial role in the global carbon balance but are increasingly threatened by climate-driven water scarcity. A new study published in Science Advances finds, however, ...

14 hours ago
Phys.org / 3D atomic rearrangement creates 40,000 quantum defects in 40 minutes

It's been 37 years since scientists first demonstrated the ability to move single atoms, suggesting the possibility of designing materials atom by atom to customize their properties. Today there are several techniques that ...

17 hours ago
Phys.org / Identity traits sharply narrow who becomes friends or marries, model reveals

Our personal identity is composed of many dimensions, such as age, gender, ethnic background, or socioeconomic status. A research team led by Fariba Karimi from the Institute of Human-Centered Computing at Graz University ...

17 hours ago
Phys.org / Methane fingerprints sharpen global emissions map, pointing to China, India and Central Africa

Atmospheric methane levels have surged to record highs in recent years and are projected to increase by as much as 13% by 2030, according to a report from the Climate & Clean Air Coalition. As scientists work to better understand ...

15 hours ago
Phys.org / Electrified route to epoxides could cut costs and pollution with common catalyst

When you hear the word "epoxide," what do you think? If anything, likely "glue." But epoxides are quite common in our everyday lives. You might be sitting on a foam seat cushion made from epoxides. There is a good chance ...

16 hours ago
Phys.org / Fire that scorched African mountain range was unprecedented in the last 12,000 years, research shows

In 2012, a wildfire ripped through 42 square kilometers of alpine moorland in Africa's Rwenzori Mountains, a range of glaciated peaks on the border of Uganda and the Democratic Republic of Congo. The blaze, which occurred ...

17 hours ago
Phys.org / Why heavier rain can mean less usable water as global warming intensifies

A Dartmouth study shows that annual rainfall in much of the world has consolidated over the past four decades into heavier storms with longer dry periods in between.

17 hours ago
Phys.org / AI generates first complete models of proteins in motion

Many drug and antibody discovery pathways focus on intricately folded cell membrane proteins. When molecules of a drug candidate bind to these proteins, like a key going into a lock, they trigger chemical cascades that alter ...

17 hours ago
Phys.org / A marine-inspired sunscreen ingredient made by E. coli

How do fish survive relentless sunlight in the open waters without getting burned? They make their own natural sunscreen—and now, humans could be one step closer to using it too.

17 hours ago