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Phys.org / More Canadian than the beaver? Scientists discover a western toad found only in Canada

The beaver and moose may be enduring symbols of Canadian wildlife, but neither is uniquely Canadian from a genetic perspective. But a team of researchers from the University of Ottawa has now discovered something rare: a ...

19 hours ago
Phys.org / Ecological factors, not social behavior, explain brain size in cephalopods

Octopuses, squid and cuttlefish may have evolved large brains because of the challenges posed by their environments rather than the demands of social life, according to a new study published in iScience today.

19 hours ago
Phys.org / Scientists uncover why Antarctica became engulfed by ice millions of years before the Arctic

Scientists have uncovered why Antarctica became engulfed by ice millions of years before the Arctic. The international research, published in Science, helps solve one of climate science's longest-standing puzzles: how a vast ...

23 hours ago
Phys.org / Sea turtles diving through the eye of the storm help develop better cyclone forecasts

Every summer, communities across northern Australia brace for the tropical cyclone season. Tropical cyclones draw their power from the warm seas, extracting heat and moisture from ocean water.

4 hours ago
Medical Xpress / Analysis indicates Latinos in U.S. are indispensable to nation's prosperity, health, future

The conventional narrative that Latinos are taking more from the United States than they contribute is not just wrong—it is dangerous. In a new "Medicine and Society" analysis published in the New England Journal of Medicine, ...

4 hours ago
Phys.org / Nanozymes map nanoparticle routes inside live cells without genetic engineering

Nanoparticles are widely used in medicine to deliver drugs, genes or imaging agents to specific parts of the body. Once a nanoparticle reaches a cell, however, many things can happen—it can reach its target, be degraded, ...

18 hours ago
Phys.org / Zero-waste plastic and color recycling: The end of colored plastic downgrading could be near

In the world of market competition, having the best and brightest package could send company sales into the millions. On the other hand, the amount of colored plastic waste increases, adding to the growing challenge of recycling ...

19 hours ago
Medical Xpress / More than 400 dead in DR Congo's spreading Ebola outbreak

An Ebola outbreak in the DR Congo has killed more than 400 people and is still spreading, with a first case reported in the major city of Kisangani, nearly 600 kilometers (370 miles) from its epicenter.

9 hours ago
Phys.org / The founding father of American literature, Charles Brockden Brown saw his nation's dark side

Murder, suicide, spontaneous combustion, sleepwalking, ventriloquism: These are some of the sensational events in the novels of Charles Brockden Brown (1771–1810). As the United States' first professional author, Brown is ...

5 hours ago
Phys.org / Coral loss may erase up to $3 billion in Hawaiʻi reef recreation by 2100

Coral reef decline driven by climate change could cost Hawaiʻi residents between $1.8 billion and $3 billion in lost reef-related activities by 2100, according to a new study published in Ecological Economics. The research ...

18 hours ago
Phys.org / Synchronized infrared lasers control molecular shape changes and expose hidden fingerprints

Researchers from the Molecular Physics and Physical Chemistry departments of the Fritz Haber Institute have shown how two highly synchronized infrared (IR) laser beams can control molecules as they switch between different ...

19 hours ago
Medical Xpress / Dual-mobility hip replacement implant can lower dislocation risk by 70%

A new type of hip replacement implant reduces the risk of joint dislocation after surgery by 70%, according to a new study involving 1,600 patients across 44 hospitals in Sweden and the UK, published in The Lancet. The new ...

19 hours ago