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.....»»
Soil bacteria link their life strategies to soil conditions: Study
Soil bacteria help regulate the cycling of carbon and nutrients on Earth. Over time, these bacteria have evolved strategies that determine where they live, what they do, and how they deal with a changing environment. However, microbiologists do not f.....»»
Research team shows island bats are valuable allies for farmers
A new study has highlighted how bats can be valuable allies for farmers, by feeding on important agricultural pests. The findings demonstrate that encouraging bat species can be a win-win for both conservation efforts and local farmers......»»
Evolution"s recipe book: How "copy paste" errors led to insect flight, octopus camouflage and human cognition
Seven hundred million years ago, a remarkable creature emerged for the first time. Though it may not have been much to look at by today's standards, the animal had a front and a back, a top and a bottom. This was a groundbreaking adaptation at the ti.....»»
iOS features that get progressively more useful [Video]
The iPhone and iOS have continuously evolved over the last 17 years. When the original iPhone was released, the feature sets and tools included in PhoneOS 1 were very limited. Apple wanted users to focus on basic interactions such as using the new to.....»»
Yellow-eyed grasses may have more insect visitors than previously thought
Scientists previously believed that a family of flowering plants called yellow-eyed grasses didn't attract many insect visitors, but the recent discovery of a fungus that hijacks the plant and forms fungal "pseudoflowers" has researchers rethinking t.....»»
Oxidant pollutant ozone removes mating barriers between fly species, study finds
Insect pheromones are odor molecules used for chemical communication within a species. Sex pheromones play a crucial role in the mating of many insects. Species-specific odors attract males and females of the same species. At the same time, they main.....»»
Election disinformation: How AI-powered bots work and how you can protect yourself from their influence
Social media platforms have become more than mere tools for communication. They've evolved into bustling arenas where truth and falsehood collide. Among these platforms, X stands out as a prominent battleground. It's a place where disinformation camp.....»»
Study explores changing design of birdfeeders as influenced by unwanted guests
The first birdfeeders were made in the 19th century, and their design rapidly evolved during the 20th century. Researchers at the University of Helsinki and Aalto University consider the evolution of the birdfeeder to be an example of multispecies de.....»»
Climate change has positive and negative effects on invasive mountain pine beetles
Climate change is hampering mountain pine beetle reproduction but also appears to slightly benefit the invasive insect in other ways, new University of Alberta research shows......»»
Scientists discover new phage resistance mechanism in phage-bacterial arms race
One of the most abundant and deadliest organisms on Earth is a virus called a bacteriophage (phage). These predators have lethal precision against their targets—not humans, but bacteria. Different phages have evolved to target different bacteria an.....»»
How insect blood stops bleeding fast
Their blood equivalent, hemolymph, forms a viscoelastic fluid that covers wounds. Enlarge (credit: Weber) What if human blood turned into a sort of rubbery slime that can bounce back into a wound and stop it from bleedin.....»»
Two sex pheromone receptors for sexual communication found in the American cockroach
Sex pheromones are vital in facilitating the chemical communication that underpins insect courtship and mating behavior. Among female American cockroaches (Periplaneta americana), two key volatile sex pheromone components, periplanone-A (PA) and peri.....»»
Rusty-patched bumblebee"s struggle for survival found in its genes
A team of researchers has uncovered alarming trends in the first range-wide genetic study of an endangered bee species. The study, led by Colorado State University and published in the Journal of Insect Science, will inform conservation and recovery.....»»
Automated bioacoustics: Researchers are listening in on insects to better gauge environmental health
Recent research led by the University of Massachusetts Amherst evaluates how well machine learning can identify different insect species by their sound, from malaria-carrying mosquitoes and grain-hungry weevils to crop-pollinating bees and sap-suckin.....»»
Installing a third-party app store takes a dozen ‘irritating and scary’ screens
Installing a third-party app store is now possible for iPhone owners in the EU – but it’s not exactly a quick-and-easy process. It seems a safe bet that this is a deliberate move on Apple’s part to deter people from doing it – something wh.....»»
Leaves of three, let it be? Wide variability among poison ivy plants makes identification more challenging
We've all heard the classic saying "leaves of three, let it be," which means don't touch the poison ivy. But just how accurate is that timeless phrase? While this specific mnemonic device exists to deter people from touching poison ivy, it turns out.....»»
Siri in iOS 18: An AI revolution, or a sometimes useful dumpster fire?
Siri launched with the iPhone 4S in October 2011, replacing Voice Control with a more capable virtual assistant. A dozen years later, Siri has evolved into the primary way we interact with our Apple products. Wait, no, I’m being told Siri sounds.....»»
How Spanish conquistadors, and a tiny cactus-dwelling insect, gave the world the color red
When you think about a red object, you might picture a red carpet, or the massive ruby in the Queen's crown. Indeed, Western monarchies and marketing from brands such as Christian Louboutin have cemented our association of the color red with power an.....»»
How lizards avoid being killed by venomous snakes
A University of Queensland-led study has shed light on how some lizards have evolved to resist deadly neurotoxins from Australia's most venomous snakes......»»
iPhone’s Photos app is more feature-rich than you think: A complete walkthrough [Video]
Apple’s Photos app has evolved significantly since its release with the original iPhone in 2007. It now offers a wealth of features that go beyond simple photo storage. I wanted to put together a detailed walkthrough that talks about both the basic.....»»