Monarchs evolved mutations to withstand milkweed toxins; so did their predators
Monarch butterflies and their close relatives thrive on poisonous milkweed, thanks to genetic mutations that block the effects of the plant's toxins while allowing the poisons to accumulate in the caterpillar or adult insects as deterrents to hungry.....»»
Skunks" warning stripes less prominent where predators are sparse, study finds
Striped skunks are less likely to evolve with their famous and white markings where the threat of predation from mammals is low, scientists from the University of Bristol, Montana and Long Beach, California have discovered......»»
Dwarf galaxies use 10-million-year quiet period to churn out stars
If you look at massive galaxies teeming with stars, you might be forgiven for thinking they are star factories, churning out brilliant balls of gas. But actually, less evolved dwarf galaxies have bigger regions of star factories, with higher rates of.....»»
First comprehensive look at effects of 2020–2021 California megafires on terrestrial wildlife habitat
The only thing constant is change—isn't that how the saying goes? We know that wildlife in western forests evolved with changing habitats and disturbances like wildfire. Each species responds differently, some benefiting from openings, others losin.....»»
Outsmarting cybercriminals is becoming a hard thing to do
Cybercriminals have evolved into organized and highly adaptive networks, collaborating globally to exploit weaknesses in cybersecurity defenses. Their motivations range from financial gain and information theft to political espionage and ideological.....»»
Hemp cannabinoids may have evolved to deter insect pests
Cannabinoids, naturally occurring compounds found in hemp plants, may have evolved to deter pests from chewing on them, according to experiments that showed higher cannabinoid concentrations in hemp leaves led to proportionately less damage from inse.....»»
Is fear of sharks being overblown?
"Just when you thought it was safe to get back in the water...." It's one of the most famous taglines in film history, immortalizing sharks as ruthless predators. But beyond the horror generated by Spielberg's "Jaws" series, a persistent fear of shar.....»»
Tracing multiple evolutionary trajectories in aquatic crocodiles
In the geological past, several groups of crocodiles evolved towards a morphology adapted to marine life. However, the extent of these adaptations and their evolutionary trajectories remained unknown. An exhaustive study of their morphology by a scie.....»»
How bacteria recognize viral invasion and activate immune defenses
There's no organism on Earth that lives free of threat—including bacteria. Predatory viruses known as phages are among their most dire foes, infiltrating their cells to replicate and take over. Bacteria have evolved an array of strategies to counte.....»»
Best Wearables – 2023 Holiday Gift Guide
Here are the best wearables to gift during the 2023 holiday season. The post Best Wearables – 2023 Holiday Gift Guide appeared first on Phandroid. There is no denying the fact that technology has improved and evolved exponentially in.....»»
Fungi"s secrets for surviving a hypersaline environment
Many organisms have evolved to survive in some of the Earth's harshest conditions, tolerating freezing temperatures, crushing pressures and other extremes. In studying these organisms, scientists deepen our understanding of how life has adapted on ou.....»»
First release of images demonstrates Euclid space telescope"s potential
Two things are needed to understand how the universe came into being and how it has evolved to its present form. Cosmological computer models employ the laws of physics to depict the universe's expected appearance today, while observations made with.....»»
Hera asteroid mission completes acoustic testing
ESA's Hera asteroid mission has completed acoustic testing, confirming the spacecraft can withstand the sound of its own lift-off into orbit. Testing took place within the Agency's Large European Acoustic Facility at the ESTEC Test Center in the Neth.....»»
Dangerous bee virus less deadly in at least one US forest, researchers find
This year's cold and flu season is bringing good news for honey bees. Penn State researchers have found that the deadly deformed wing virus (DMV) may have evolved to be less deadly in at least one U.S. forest. The findings could have implications for.....»»
How to withstand the onslaught of cybersecurity threats
“We brought a shovel to fight an avalanche.” That’s the sentiment shared by many business leaders, especially CISOs, CIOs and IT leaders as they face the current cybersecurity threat landscape. Like an avalanche, it’s constantly shifting and.....»»
Best headphones for running for 2023: JLab, JBL, Shokz, and more
A great pair of running headphones can withstand the sweat and still sound sweet during your workout. We've assembled the best choices for all budgets......»»
Supermassive black holes shut down star formation during cosmic noon, says astronomer
Since it became operational almost two years ago, the James Webb Space Telescope (JWST) has produced countless breathtaking images of the universe and enabled fresh insights into how it evolved......»»
SETI works best when telescopes double-check each other
The Search for Extraterrestrial Intelligence (SETI) has evolved considerably in the past 60 years since the first experiment was conducted. This was Project Ozma, which was conducted in 1960 by Dr. Frank Drake and his colleagues using the National Ra.....»»
Learning more about how flu strains evolved may help guide future vaccine development
Simon Fraser University researchers studying the evolutionary history of flu viruses have found that a new quantitative analysis of how they evolved may help predict future strains. The research draws on a field known as phylogenetics, which focuses.....»»
A croc"s life: There"s more than meets the eye
Saltwater crocodiles are large predators that lurk in muddy waters, with jaws powerful enough to attack anything from water buffalo to humans... but they are also just big chilled-out lounge-lizards who love to sunbake......»»
Scientists develop new method to create stable, efficient next-gen solar cells
Next-generation solar materials are cheaper and more sustainable to produce than traditional silicon solar cells, but hurdles remain in making the devices durable enough to withstand real-world conditions. A new technique developed by a team of inter.....»»