Shards of Asteroid That Killed the Dinosaurs May Have Been Found in Fossil Site
The New York Times reports: Pristine slivers of the impactor that killed the dinosaurs have been discovered, said scientists studying a North Dakota site that is a time capsule of that calamitous day 66 million years ago... "If you're able to actua.....»»
AI-based technique speeds up the analysis of fossils
Queensland Museum and James Cook University scientists are using AI to unlock the mysteries of our fossil past. The scientists have developed an AI-based technique that has sped up the analysis of fossils, taking a months-long process to just days. T.....»»
Whales are recovering from near extinction, but industrial fishing around Antarctica competes for their sole food source
The Southern Ocean encircling Antarctica is the world's largest feeding ground for baleen whales—species like humpbacks that filter tiny organisms from seawater for food. In the 20th century, whalers killed roughly 2 million large whales in the Sou.....»»
Charcoal, ashes and coprolites: Latest findings shed light on the Neanderthals at Prado Vargas
Geologist Alfonso Benito Calvo, a researcher at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), is one of the codirectors of the ninth excavation campaign at the Neanderthal site of Prado Vargas, a cave in the Ojo Guareña.....»»
Large theropod dinosaurs thrived near South Pole, Australian tracks show
A discovery of dinosaur tracks on Australia's southern coast—dating back to the Early Cretaceous when Australia was still connected to Antarctica—indicates that large theropod dinosaurs thrived in this polar environment, prowling the river floodp.....»»
Artemis III landing sites identified using mapping and algorithm techniques
Where would be the most ideal landing site for the Artemis III crew in SpaceX's Human Landing System (HLS)? This is what a recent study submitted to Acta Astronautica, and available on the arXiv preprint server, hopes to address as an international t.....»»
Could comets have delivered the building blocks of life to ocean worlds like Europa, Enceladus and Titan?
Throughout Earth's history, the planet's surface has been regularly impacted by comets, meteors, and the occasional large asteroid. While these events were often destructive, sometimes to the point of triggering a mass extinction, they may have also.....»»
Did dwarf planet Ceres originate in the asteroid belt?
The dwarf planet Ceres has a diameter of almost 1,000 kilometers and is located in the asteroid belt. In the television series "The Expanse," Ceres gained new fame as the main base of the so-called 'belters': in this series, which is based on real ph.....»»
Uncovering the unique roles of Exportin-5 in RNA export within Drosophila cells
Eukaryotic cells are complex biological units, each with multiple membrane-bound compartments. These cells use specialized mechanisms to export biomolecules from their synthesis site to where they function......»»
Theoretical model for multisite alloy catalyst design quantifies active site contributions
Two research teams have developed a novel theoretical model to describe the overall activity of multisite alloy catalysts. In their study published in Journal of the American Chemical Society, they propose a concept of equivalent site ratio and succe.....»»
Carvana chooses ADESA Houston for second reconditioning ‘megasite"
The Houston site is the fourth ADESA auto auction at which Carvana is integrating its own inspection and reconditioning processes......»»
If Colorado voters ban mountain lion hunting, would the feline"s population explode or stabilize on its own?
For decades, licensed hunters have killed hundreds of Colorado mountain lions every year to control the state's population of the elusive feline......»»
Tiny glass beads suggest the moon had active volcanoes when dinosaurs roamed Earth
Volcanoes were still erupting on the moon when dinosaurs roamed Earth, new research suggests......»»
Pottery shards provide insight into the lives and trade networks of enslaved people in the Cayman Islands
Ph.D. candidate Elysia Petras and archaeologist Dr. Brandi MacDonald recently discovered 15 shards of Afro-Caribbean pottery ware at Jackson Wall Manor on the Cayman Islands. Through their analysis, they discovered that the pottery was not locally pr.....»»
Saturday Citations: Teen seals photobomb research site; cell phones are safe; serotonin and emotional resilience
If you're not susceptible to urban myths and misinformation, there's a new study from the World Health Organization that will ease your 2010s-era anxieties about cell phones. There were a lot of other developments this week, including the return of B.....»»
Abandoned Shasta County mine releasing "pure acid" water now an EPA Superfund cleanup site
Abandoned Shasta County mine releasing "pure acid" water now an EPA Superfund cleanup site.....»»
Jail put ‘violent’ inmate in man’s cell and he was killed within 45 minutes, suit says
Jail put ‘violent’ inmate in man’s cell and he was killed within 45 minutes, suit says.....»»
Faced with a tight deadline, NASA and Blue Origin agree to delay New Glenn debut
"We can’t take our foot off the pedal here." Enlarge / The second stage of the New Glenn rocket rolled to the launch site this week. (credit: Blue Origin) NASA and Blue Origin announced Friday that they have agreed to.....»»
Did lawmakers know role of fossil fuels in climate change during Clean Air Act era?
How much was known at the mid-20th century about the dangers of human-caused climate change? A lot more than most Americans think......»»
This Opening-Day Gator Is One of the Biggest Ever Killed in Mississippi
This Opening-Day Gator Is One of the Biggest Ever Killed in Mississippi.....»»
Newly Spotted Asteroid Burns Up Over Philippines
Newly Spotted Asteroid Burns Up Over Philippines.....»»