All News

Phys.org / Are we missing the universe's 'noosignatures?'

Astrobiology has long been split into two camps: a search for "biosignatures" and a search for "intelligence." These look for very different things, but they also leave a huge gap in between. It took 3.5 billion years for ...

10 hours ago
Phys.org / Haven or trap? Study finds sinkholes protect endangered tree at evolutionary cost

Are giant sinkholes in China's karst mountains havens or traps for the rare plants that inhabit them? A new study finds they are both—offering refuge from heat and drought while gradually eroding the evolutionary potential ...

20 hours ago
Medical Xpress / Why some people are more prone to negative emotions than others

Why are some people particularly prone to anxiety, worry or stress, while others remain more composed? An international study led by the Central Institute of Mental Health (CIMH) shows that the amygdala—previously considered ...

18 hours ago
Phys.org / Study reveals Hawaiian hotspot is getting hotter

Contrary to conventional geological thinking, the Hawaiian mantle plume has gotten hotter by about 250°C (480°F) over the past 47 million years. This discovery, led by Earth scientists at the University of Hawai'i at Mānoa, ...

23 hours ago
Phys.org / Researchers define new frontier in quantum materials

Researchers at City College of New York physicist Vinod M. Menon's Laboratory for Nano and Micro Photonics (LaNMP) have outlined an emerging frontier in quantum materials: atomically thin systems in which light, magnetism ...

22 hours ago
Phys.org / Engineers find a precise way to grow artificial blood vessels

Tissue engineers are finding ways to grow living organs and tissues from cells, with the aim of replacing diseased and damaged counterparts in the body. Scientists have successfully grown artificial muscles, livers, kidneys, ...

20 hours ago
Medical Xpress / The body has an early warning system that helps the brain prepare for a viral attack

Picture this: You're enjoying a summer lunch outdoors, unaware that beneath the table, a hungry mosquito is circling your ankles—until you feel the telltale bite. If that mosquito happens to be carrying a pathogen like West ...

16 hours ago
Tech Xplore / Lower printing temperatures cut defects in aluminum 3D-printed parts, study finds

Scientists at The University of Manchester have uncovered how subtle changes in temperature during a promising metal 3D printing process can significantly affect the quality of aluminum components.

17 hours ago
Medical Xpress / Amyloid-clearing treatment may curb tau buildup for years in Alzheimer's brain

An analysis of the brain of a deceased Alzheimer's disease (AD) clinical trial participant found that regions where an anti-amyloid therapy successfully cleared amyloid plaques showed little to no evidence of tau tangles, ...

19 hours ago
Phys.org / Mystery bidder buys T. rex nicknamed 'Gus' for a record $50 million

A Tyrannosaurus rex fossil billed as one of the world's largest and most complete specimens sold for a record $50.1 million Tuesday to a mystery bidder.

18 hours ago
Phys.org / First-of-its-kind computer model tackles antibiotic resistance

Faster and more effective ways to treat Pseudomonas aeruginosa, a bacterium identified by the World Health Organization (WHO) as one of the most life-threatening pathogens, could be possible thanks to a first-of-its-kind ...

17 hours ago
Phys.org / Researchers develop harder, longer-lasting silver plating

A research team led by Seil Kim of the Korea Institute of Materials Science (KIMS) Energy & Environmental Materials Research Division has developed an Ag–PTFE composite plating technology that produces silver coatings with ...

18 hours ago