Phys.org news

Phys.org / Ancient DNA reveals 1,000 years of human-environment interactions at Crawford Lake

An international team of scientists has recreated a 1,000-year timeline documenting ecological changes and human impact on the area surrounding Crawford Lake, the famed location of the proposed Anthropocene.

1 hour ago
Phys.org / More than numbers: First global dataset shows who is immigrating

As countries compete for skilled workers and grapple with aging populations and labor shortages, understanding who is moving across borders is increasingly important. A new study provides the first global data set of immigration ...

1 hour ago
Phys.org / Local microbes persist in wine despite commercial yeast

A new study has demonstrated that regional microbial imprints can remain detectable under commercial winemaking conditions. The research, appearing in Applied and Environmental Microbiology, shows that inoculated fermentations ...

2 hours ago
Phys.org / Taxing billionaires and redistributing wealth could save millions of lives amid global aid cuts

Wealth redistribution policies currently under discussion in international forums could avert between 6.6 million and 29.5 million deaths by 2030, according to a study published in The Lancet and led by ISGlobal in collaboration ...

2 hours ago
Phys.org / OpenAI says 10,000 AI agents cracked one of math's hardest problems in 88 hours

OpenAI said Tuesday that one of its unreleased artificial intelligence models had solved a mathematical puzzle that has eluded mathematicians for generations, a claim that also drew a fight with rival researchers over credit.

4 hours ago
Phys.org / Biologists find a hidden weak spot in how bacteria build the tails they use to move

New research from Indiana University has uncovered a previously unknown vulnerability in how bacteria build the whip-like tails they use to move. The researchers found that building these tails can put stress on the protective ...

2 hours ago
Phys.org / Families' interest in their kids' education is falling around the globe as scores drop, test shows

Families' interest in their kids' education is falling in many high-income countries as school systems struggle with plunging test scores, according to newly released results from a standardized test taken by 15-year-olds ...

6 hours ago
Phys.org / AI D-Day weather forecast falters under pressure

Today's best weather computers would still have struggled to accurately predict the weather for the D-Day landings, University of Reading research shows. The new research, published in the journal Weather ahead of the release ...

7 hours ago
Phys.org / GPS collars reveal secrets of the power struggle between lions and hyenas in the wild

Hidden deep in the bush, ranging over huge territories at speeds humans can't match and through terrain not even the most rugged vehicle can handle, hyenas and lions are hard to study. Now, new research using GPS collars ...

11 hours ago
Phys.org / Plants' response to rising CO₂ could put the brakes on dryland expansion

Drylands are defined as regions where rainfall is low relative to the atmosphere's ability to draw water from soil and plants. Expanding boundaries of these regions are frequent concerns in climate change considerations. ...

22 hours ago
Phys.org / One of the oldest known 3D animal fossils found in Norwegian sheep field

One of the oldest known 3D fossils of an animal has been discovered in a sheep field in the Norwegian Arctic, the first new major site of its kind anywhere in Europe in decades.

15 hours ago
Phys.org / Beyond the sea walls: Underwater archaeology reveals the hidden scale of ancient Mediterranean ports

Trade routes and ports have shaped the history of human civilization, with the Mediterranean network among the most prominent and influential. Yet our understanding of its past is shaped largely by what remains visible on ...

22 hours ago