A single gene "invented" hemoglobin several times
Thanks to the marine worm Platynereis dumerilii, an animal whose genes have evolved very slowly, scientists from CNRS, Université de Paris and Sorbonne Université, in association with others at the University of Saint Petersburg and the University.....»»
Mountaineering mice shed light on evolutionary adaptation
Teams of mountaineering mice are helping advance understanding into how evolutionary adaptation to localized conditions can enable a single species to thrive across diverse environments......»»
NYT Crossword: answers for Thursday, November 7
The New York Times crossword puzzle can be tough! If you're stuck, we're here to help with a list of today's clues and answers......»»
NYT Connections: hints and answers for Thursday, November 7
Connections is the new puzzle game from the New York Times, and it can be quite difficult. If you need a hand with solving today's puzzle, we're here to help......»»
Ancient unicellular organism indicates embryonic development might have existed prior to animals" evolution
Chromosphaera perkinsii is a single-celled species discovered in 2017 in marine sediments around Hawaii. The first signs of its presence on Earth have been dated at over a billion years, well before the appearance of the first 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.....»»
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.....»»
The frozen carbon of the northern permafrost is on the move—we estimated by how much
Among the most rapidly changing parts of our planet are the coldest landscapes near the top of the globe, just south of the Arctic. This region is warming two to four times faster than the global average......»»
NYT Crossword: answers for Wednesday, November 6
The New York Times crossword puzzle can be tough! If you're stuck, we're here to help with a list of today's clues and answers......»»
NYT Connections: hints and answers for Wednesday, November 6
Connections is the new puzzle game from the New York Times, and it can be quite difficult. If you need a hand with solving today's puzzle, we're here to help......»»
Testing thousands of RNA enzymes helps find first "twister ribozyme" in mammals
The "RNA world" hypothesis proposes that the earliest life on Earth may have been based on RNA—a single-stranded molecule similar in many ways to DNA—like some modern viruses. This is because, like DNA, RNA can carry genetic information, but, lik.....»»
Defibrillation devices can still save lives using 1,000 times less electricity, optimized model finds
In a paper published in Chaos, researchers from Sergio Arboleda University in Bogotá, Colombia, and the Georgia Institute of Technology in Atlanta used an electrophysiological computer model of the heart's electrical circuits to examine the effect o.....»»
Novel flame aerosol system excels at creating nanoparticles
Since prehistoric times, humans have used fire to transform raw materials into valuable goods. Examples include using flames to turn clay into pottery, and silica into glass......»»
A single atom can change the directional profile of the light emitted in scanning tunneling microscopes
Researchers from Madrid explain a phenomenon that allows the direction of light emission to be controlled at the atomic scale. The paper provides a detailed explanation of how the profile of the light collected in a scanning tunneling microscope (STM.....»»
New textbook illuminates gene regulation and epigenomics
Professor Carsten Carlberg has published a comprehensive new textbook, "Gene Regulation and Epigenetics: How Science Works," which presents the current understanding of gene regulation and epigenomics. Published by Springer and designed for graduate.....»»
NYT Connections: hints and answers for Tuesday, November 5
Connections is the new puzzle game from the New York Times, and it can be quite difficult. If you need a hand with solving today's puzzle, we're here to help......»»
NYT Crossword: answers for Tuesday, November 5
The New York Times crossword puzzle can be tough! If you're stuck, we're here to help with a list of today's clues and answers......»»
Apple @ Work Podcast: Password security 101
Apple @ Work is exclusively brought to you by Mosyle, the only Apple Unified Platform. Mosyle is the only solution that integrates in a single professional-grade platform all the solutions necessary to seamlessly and automatically deploy, manage & p.....»»
The Trek Checkpoint SL 7 AXS Gen 3 may be the perfect gravel bike
Trek's updated adventure-focused gravel bike is fun no matter where you ride it. As I followed a friend down a flow-y, undulating single-track trail, I started laughing. Unlike my.....»»
The fastest ways to gain XP in Call of Duty: Black Ops 6
It can feel like a long road to Prestige in Call of Duty: Black Ops 6, let alone doing it 1,000 times. These are the best tips to earn XP as fast as possible......»»
New book explores the relationship between beauty and crisis
Creating and nurturing beauty in dark times helps us endure another day. Beauty can help us appraise how we live and how we can build better lives. Its presence or absence is a critique of the social and political structures that are necessary to all.....»»