The rise of color vision in animals: Study maps dramatic 100-million-year explosion in color signals
Colors are widely used in communication within and among animal species. For example, peacocks proudly display their vibrant tails, adorned with iridescent eyespots, to attract peahens for courtship. This is a classic example of sexual selection usin.....»»
Grocery stores are more reliable than sushi restaurants in labeling salmon properly, Seattle study finds
In a study of salmon samples from Seattle, Washington, grocery stores and sushi restaurants, DNA analysis revealed that 18% were mislabeled. Tracie Delgado and colleagues at Seattle Pacific University, WA, U.S., present these findings in the open-acc.....»»
Soundtracks in toy ads shape gender stereotypes, study suggests
A study from Queen Mary University of London reveals that the music and soundscapes used in toy commercials are reinforcing rigid gender norms, shaping the way children perceive masculinity and femininity. The research uncovers how gender stereotypes.....»»
"Shallow" sports and "deep" social hierarchies: Not all pecking orders are created equally
University of Michigan researchers have added a new dimension to the mathematics used to predict the outcomes of all manner of competitions, including sports, games and social hierarchies in both humans and animals......»»
The high cost of complexity: New study explores energy needs of multicellular life
Between 1.8 billion and 800 million years ago, earthly life was in the doldrums. During this period, called the "boring billion," the complexity of life remained minimal, dominated by single-celled organisms with only sporadic ventures into multicell.....»»
More families purchased school meals after federal nutrition policies enacted, research suggests
Families purchased more school lunches and breakfasts the year after the federal government toughened nutritional standards for school meals. A new University of California, Davis, study suggests that families turned to school lunches after the Obama.....»»
Public pressure found to influence whether companies reduce their environmental impact
The effectiveness of national voluntary programs asking companies to pledge to lower their pollution and greenhouse gas emissions depends on pressure from the public, according to a new study led by a Penn State researcher......»»
Making "stressed" potatoes more climate-resilient
Heat, dry spells and flooding—the whole of nature is under stress, and potatoes are no exception. As a food staple, there is particular interest in getting potatoes fit for the new climate reality. As part of the EU's four-year ADAPT project, an in.....»»
Vampire bats" metabolism mirrors that of blood-sucking insects, biologists find
A pair of biologists at the University of Toronto has found that vampire bats are able to burn amino acids as a fuel source similarly to blood-sucking insects. In their study published in the journal Biology Letters, Giulia Rossi and Kenneth Welch co.....»»
Food security in Africa: Managing water will be vital in a rapidly growing region
Sub-Saharan Africa's population is growing at 2.7% per year and is expected to reach two billion by the year 2050. The region's urban population is growing even faster: it was at 533 million in 2023, a 3.85% increase from 2022......»»
How honeybees can help us monitor pollution across Canada
Canada has more than 13,000 beekeepers with almost 1,000,000 beehives spread across every province. Together, they produce about 40,000,000 kilograms of honey each year. That is enough for roughly one kilogram of honey for every Canadian......»»
The extreme floods that devastated Spain are hitting more often. Is Australia ready for the next one?
Spain is still reeling from recent floods in the Valencia region. In some areas, a year's worth of rain fell in a single day. Sudden torrents raced through towns and cities. More than 200 people are dead. Rapid analysis suggests daily rainfall extrem.....»»
Multi-country study finds significant differences in how poverty is passed from parents to children
Researchers from Stockholm University, Bocconi University, and the Rockwool Foundation have studied poverty's lasting impact across generations in wealthy countries. By examining the United States, Denmark, the United Kingdom, Australia, and Germany,.....»»
Ultrasensitive nanoscale sensors can identify lung cancer through exhaled isoprene
Exhaled breath contains chemical clues to what's going on inside the body, including diseases like lung cancer. And devising ways to sense these compounds could help doctors provide early diagnoses—and improve patients' prospects. In a study in ACS.....»»
Are these tiny insects the world"s laziest bugs?
At less than 3mm long, you may not think Dunatothrips aneurae seem like much. And—as I have shown in a new study published in the Journal of Animal Ecology—you'd be absolutely right. That's because these may be the world's laziest insects......»»
New bird flu outbreak confirmed in UK
The UK government warned bird keepers to remain vigilant after bird flu was detected at a commercial poultry farm in northern England, the second outbreak this year and first of the season......»»
New research reveals how stormy conditions affect albatrosses" ability to feed
Albatrosses are exceptionally mobile and use the wind to travel hundreds of thousands of miles to feed on squid, fish, or other animals found near the water surface in the open ocean. In fact, some larger species of albatrosses are so reliant on the.....»»
Why this 3-year-old iOS feature is one of my favorite things about the iPhone
Apple has released numerous iPhone and iOS features over the last few years. Here's why Focus modes, launched in 2021, remains one of my favorites......»»
Study assesses "gendered space" in financial institutions in Pakistan
In Islamic cultures, purdah, which literally means "curtain," is a practice that involves the seclusion of women from public observation and the enforcement of high standards of female modesty. Research published in the Journal of Management Studies.....»»
Study shows commercial ties influence ESG ratings and highlights need for regulation
An analysis published in the Journal of Accounting Research uncovers evidence that conflicts of interest arising from commercial ties lead to bias in environmental, social, and governance (ESG) ratings......»»
Washington coast avian flu outbreak devastated Caspian terns, jumped to seals
An epidemiological study found that 56% of a large breeding colony of Caspian terns died from a 2023 outbreak of highly pathogenic avian influenza at Rat Island in Washington state. Since then, no birds have successfully bred on the island, raising c.....»»