Ancient arachnid from coal forests of America stands out for its spiny legs

Ancient arachnid from coal forests of America stands out for its spiny legs

More than 300 million years ago, all sorts of arachnids crawled around the Carboniferous coal forests of North America and Europe. These included familiar ones we’d recognize, such as spiders, harvestmen and scorpions — as well exotic animals that now occur in warmer regions like whip spiders and whip scorpions. But there were also quite … Read more

Summer 2023 was northern hemisphere’s hottest for 2,000 years, tree rings show

Summer 2023 was northern hemisphere’s hottest for 2,000 years, tree rings show

Credit: Pixabay/CC0 Public Domain The summer of 2023 was the warmest in the non-tropical areas of the northern hemisphere for 2,000 years, a new study has shown. Across this vast area of land, encompassing Europe, Asia and North America, surface air temperatures were more than 2°C higher in June, July and August 2023 than the … Read more

Mesmerising microbes: bacteria as you’ve never seen it before – in pictures | Art and design

Mesmerising microbes: bacteria as you’ve never seen it before – in pictures | Art and design

Tal Danino’s day job at Columbia University, New York, is engineering “living” medicines. “We program microbes for cancer therapy using synthetic biology,” he says. As a side hustle he manipulates and photographs the microbial world; his images are collected in a book, Beautiful Bacteria. Taking bacteria from substances such as wastewater, dental plaque or kimchi, … Read more

Repeat COVID-19 vaccinations elicit antibodies that neutralize variants, other viruses

Ancient arachnid from coal forests of America stands out for its spiny legs

The COVID-19 pandemic is over, but the virus that caused it is still here, sending thousands of people to the hospital each week and spinning off new variants with depressing regularity. The virus’s exceptional ability to change and evade immune defenses has led the World Health Organization (WHO) to recommend annual updates to COVID-19 vaccines. … Read more

When the first warm-blooded dinosaurs roamed Earth

When the first warm-blooded dinosaurs roamed Earth

This illustration provided by the University of Vigo and University College London, depicts a dromaeosaur incubating its eggs as snow falls. The raptor, along with other select dinosaurs, may have evolved to be warm-blooded 180 million years ago, generating their own body heat to withstand chilly temperatures, according to research published in the journal Current … Read more

Argentinian couple moves to US to allow their toddler to join gene therapy trial | Ohio

Argentinian couple moves to US to allow their toddler to join gene therapy trial | Ohio

The birth of their first child three and a half years ago completed Natalia and Juan Lovato’s lives. Both from Argentina, Juan was a professional soccer player in Guatemala, where Natalia ran a successful Argentinian restaurant. Soon, however, they noticed their son Ciro couldn’t hold up his head. Then, they were alarmed that he wasn’t … Read more

Fruit fly wing research offers window into birth defects

Ancient arachnid from coal forests of America stands out for its spiny legs

If fruit fly wings do not develop into the right shape, the flies will die. UC Riverside researchers have learned how fly embryo cells develop as they need to, opening a window into human development and possible treatments for birth defects. Biologists often investigate tissue development by studying parts of individual cells. In contrast, the … Read more