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Phys.org / Natural rubber process boosts tire toughness about tenfold while preserving stiffness
Natural rubber, tapped from trees as latex, is the world's most widely used bio-elastomer. Comprising long molecular chains that make it pliable and stretchy yet highly resistant to cracking and strain, natural rubber is ...
Phys.org / With a swipe of a magnet, microscopic 'magno-bots' perform complex maneuvers
Under a microscope, a bouquet of lollipop-like structures, each smaller than a grain of sand, waves gently in a Petri dish of liquid. Suddenly, they snap together, like the jaws of a Venus flytrap, as a scientist waves a ...
Phys.org / At just four nanometers thick, this metal starts behaving in a way physicists did not expect
Researchers in the University of Minnesota Twin Cities have discovered a powerful new way to control the electronic behavior of a metal—by manipulating the atomic properties of materials where they meet. The study, published ...
Phys.org / Our study looked at teens' social media behavior—those from disadvantaged backgrounds face greater harms
As social media becomes a central part of young people's lives, concerns are growing about its impact on their mental health. Yet public debates and measures tend to treat adolescents as one homogeneous group. We frequently ...
Phys.org / How giants that vanished 10,000 years ago triggered ripple effects that are still felt today
Between 50,000 and 10,000 years ago, many of the world's largest mammals disappeared. Picture creatures like saber-toothed cats with 7-inch fangs and elephant-sized sloths. Woolly mammoths whose curved tusks grew longer than ...
Phys.org / New study finds urban parks in less privileged neighborhoods are smaller, hotter and more polluted
A new study from researchers at George Washington University Milken Institute of Public Health reveals that not all urban parks provide equal health benefits. Parks in less privileged neighborhoods across the United States ...
Phys.org / 'More empowered': How online gaming benefits people with disability
"You are more empowered because you get to be seen for who you are." These are the words of Link, an online gamer with disability—one of a group of 15 gamers with disability we interviewed as part of our new study, published ...
Medical Xpress / Caregivers of ovarian cancer patients face high stress and major gaps in support
A new scoping review from the University of Toronto reveals that caregivers of loved ones with ovarian cancer face significant emotional strain, heavy caregiving responsibilities, and limited support throughout the disease ...
Phys.org / Two whale groups separated by seas—but not by genes, study finds
A paper in Genome Biology and Evolution discovers that the endangered Mediterranean fin whale is not completely isolated from Atlantic groups. Both Atlantic and Mediterranean populations have declined for the past 200,000 ...
Phys.org / 'I don't believe no screens is possible': How parents manage devices and little kids
Parents are told to avoid screens altogether in the first two years of a child's life.
Phys.org / Replacing nitrogen with organic fertilizer found to improve soil and crops
A new collaborative study from The University of Western Australia has found that partially replacing synthetic nitrogen fertilizer with low amounts of organic components can improve soil quality, crop productivity and nitrogen ...
Medical Xpress / Health care costs reach a breaking point
With health care costs constituting a major source of concern across the U.S., the American Heart Association, a relentless force changing the future of health for everyone, everywhere, today released a Presidential Advisory ...