Scientists discover how a group of caterpillars became poisonous
The Atala butterfly (Eumaeus atala) and its five closest relatives in the genus Eumaeus like to display their toxicity. This sextet's toxicity comes from what they eat as caterpillars: plants called cycads that have been around since before dinosaurs.....»»
Fires taking Amazon closer to "point of no return": Expert
A year ago, Carlos Nobre, one of Brazil's top climate scientists, was a rare voice of optimism about the future of the planet......»»
Carl Moyer, founder of Karl Chevrolet, dies at age 83
Longtime Iowa Chevrolet dealer Carl Moyer died Sept. 28. He grew his business from a one-car showroom into Karl Auto Group......»»
Research highlights global plant diversity "darkspots" where scientific efforts are urgently needed
An ambitious project led by scientists from the Royal Botanic Gardens, Kew, along with global partners, seeks to shed light on the planet's "plant diversity darkspots"—regions teeming with biodiversity but where geographic and taxonomic data remain.....»»
Car dealers renew their opposition to EV mandates
An EV mandate would make gasoline cars too expensive, say the dealers. Enlarge (credit: Aurich Lawson | Getty Images) A group of more than 5,000 car dealers have made public their worries about a lack of demand for elect.....»»
Scientists develop a new model of electric double layer
A new model accounts for a wide range of ion-electrode interactions and predicts a device's ability to store electric charge. The model's theoretical predictions align with the experimental results. Data on the behavior of the electric double layer (.....»»
Scientists find plausible geological setting that may have sparked life on Earth
Researchers have discovered a plausible evolutionary setting in which nucleic acids—the fundamental genetic building blocks of life—could enable their own replication, possibly leading to life on Earth......»»
Farmer sentiment reaches lowest levels since 2016 as income expectations weaken
In September, the Purdue University/CME Group Ag Economy Barometer recorded its lowest readings since March 2016. Declining income expectations pushed farmer sentiment down as the barometer fell 12 points to 88, and the Index of Future Expectations.....»»
Most climate scientists foresee temperature rise exceeding Paris Agreement targets, study finds
A new survey of climate experts reveals that a majority believe the Earth to be headed for a rise in global temperatures far higher than the 2015 Paris Agreement targets of 1.5 to well-below 2°C......»»
Research provides new insights into role of mechanical forces in gene expression
The genome inside each of our cells is modeled by tension and torsion—due in part to the activity of proteins that compact, loop, wrap and untwist DNA—but scientists know little about how those forces affect the transcription of genes......»»
Scientists explore microbial diversity in sourdough starters
When millions of people went into lockdown during the pandemic, they went in search of new at-home hobbies to help cure their boredom. Among them was making sourdough bread. In addition to being sustainable for its use of natural ingredients and trad.....»»
Inadequate compensation for lost or downgraded protected areas threatens global biodiversity: Study
Conservation scientists at the National University of Singapore (NUS) have highlighted substantial gaps in the compensation for lost or downgraded protected areas. These gaps risk undermining global efforts for the protection of biodiversity and thre.....»»
Scientists highlight overlooked threats to Arctic coasts amid climate change
As climate change rapidly transforms Arctic marine systems, the dramatic image of a polar bear struggling on a melting ice floe has become symbolic of the region's environmental crisis. But scientists argue that coastal Arctic ecosystems are undergoi.....»»
Webb researchers discover lensed supernova, confirm Hubble tension
Measuring the Hubble constant, the rate at which the universe is expanding, is an active area of research among astronomers around the world who analyze data from both ground- and space- based observatories. NASA's James Webb Space Telescope has alre.....»»
3D structure of key protein could advance development of hormone-free male contraceptive pill
Melbourne-based scientists behind the development of a hormone-free, reversible male contraceptive pill have, for the first time, solved the molecular structure of the discovery program's primary therapeutic target, significantly increasing the chanc.....»»
A Tesla camera in Ohio captures heist as police discover a new crime-fighting tool
A Tesla owner in Toledo, Ohio, shared video footage of thieves stealing his brother's SUV, helping police recover the vehicle and make an arrest. Tesla external security cameras are assisting with similar crimes nationwide......»»
Scientists discover planet orbiting closest single star to our sun
Using the European Southern Observatory's Very Large Telescope (ESO's VLT), astronomers have discovered an exoplanet orbiting Barnard's star, the closest single star to our sun. On this newly discovered exoplanet, which has at least half the mass of.....»»
Scientists fear underfunded Argentina research on verge of collapse
Argentine biochemist Alejandro Nadra worries that President Javier Milei's budget cuts will undo his scientific quest to unravel the cause of genetic diseases that disable and kill millions......»»
COVID-19 Pandemic Affected the Moon, Scientists Claim
COVID-19 Pandemic Affected the Moon, Scientists Claim.....»»
Franklin expedition captain who died in 1848 was cannibalized by survivors
Scientists matched DNA of living descendent to Capt. James Fitzjames of the HMS Erebus. Enlarge / Oil painting by Belgian marine artist François Etienne Musin depicting tje HMS Erebus trapped in Arctic ice. (credit: Public doma.....»»
Study suggests simple steps that may improve team ethics
Instead of ending a group meeting asking if anyone has any questions, a professor at UT Arlington suggests asking participants if they can think of anything that might go wrong with the plan discussed......»»