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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.....»»

Category: topSource:  physorgNov 16th, 2023

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.....»»

Category: topSource:  physorgRelated NewsNov 15th, 2023

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.....»»

Category: asiaSource:  phandroidRelated NewsNov 15th, 2023

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.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

Insect trapped in amber reveals the evolutionary battles of ancient Europe

An extraordinary insect preserved in amber is opening our ears to a world of communication beyond our hearing. New research on an extinct katydid in the Natural History Museum's collection reveals that katydids have been using ultrasounds for million.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

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.....»»

Category: topSource:  physorgRelated NewsNov 13th, 2023

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.....»»

Category: topSource:  physorgRelated NewsNov 10th, 2023

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......»»

Category: topSource:  physorgRelated NewsNov 7th, 2023

Warmer, wetter winters bring risks to river insects

Research by Cardiff University has shown that the warmer, wetter winters in the U.K. caused by climate change are likely to impact the stability of insect populations in streams......»»

Category: topSource:  physorgRelated NewsNov 7th, 2023

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.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2023

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.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2023

Okinawa"s ants show reduced seasonal behavior in areas with more human development

Insects have an important role in maintaining the health of ecosystems, but our understanding of how human activities affect their populations is limited. This gap in knowledge is worrying because of the decline of insect populations and the severe c.....»»

Category: topSource:  physorgRelated NewsOct 27th, 2023

Fruit, nectar, bugs and blood: How bat teeth and jaws evolved for a diverse dinnertime

They don't know it, but Darwin's finches changed the world. These closely related species—native to the Galapagos Islands—each sport a uniquely shaped beak that matches their preferred diet. Studying these birds helped Charles Darwin develop the.....»»

Category: topSource:  physorgRelated NewsOct 26th, 2023

How mosquito-controlling bacteria might also enhance insect fertility

A new study reveals biological mechanisms by which a specific strain of bacteria in the Wolbachia genus might enhance the fertility of the insects it infects—with potentially important implications for mosquito-control strategies. Shelbi Russell of.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2023

To find out how wildlife is doing, scientists try listening

A reedy pipe and a high-pitched trill duet against the backdrop of a low-pitched insect drone. Their symphony is the sound of a forest, and is monitored by scientists to gauge biodiversity......»»

Category: topSource:  physorgRelated NewsOct 22nd, 2023

Soil carried on sea freight loaded with dangerous pests and diseases: Study

Often introduced unintentionally by human activities, invasive alien species can outcompete and overwhelm native flora and fauna, driving species to the brink of extinction and disrupting the balance of ecosystems. Understanding why exactly they esta.....»»

Category: topSource:  marketingvoxRelated NewsOct 20th, 2023

Insect researcher: Non-destructive methods are needed

New research has shed light on the importance of revolutionizing methods in entomology. A publication titled "The need for a (non-destructive) method revolution in entomology" has highlighted how to improve our understanding of insects without harmin.....»»

Category: topSource:  physorgRelated NewsOct 19th, 2023

New look at a Lorrainosaurus in a museum finds plesiosaurs evolved earlier than thought

A team of paleontologists from Naturkunde-Museum Bielefeld, Adenauerplatz, the Polish Academy of Sciences, Natural History Museum Luxembourg and The Museum of Evolution at Uppsala University has found through study of a Lorrainosaurus fossil residing.....»»

Category: topSource:  physorgRelated NewsOct 18th, 2023

Ancient diamonds shine light on the evolution of Earth

The analysis of ancient, superdeep diamonds dug up from mines in Brazil and Western Africa, has exposed new processes of how continents evolved and moved during the early evolution of complex life on Earth......»»

Category: topSource:  physorgRelated NewsOct 18th, 2023

Real-time visualization of plant-plant communications through airborne volatiles

Plants emit volatile organic compounds (VOCs) into the atmosphere upon mechanical damages or insect attacks. Undamaged neighboring plants sense the released VOCs as danger cues to activate defense responses against upcoming threats. This phenomenon o.....»»

Category: topSource:  physorgRelated NewsOct 17th, 2023

Inside the Race to Crush Paris’ Bedbug Crisis

Humans are teaming up with dogs to eliminate the blood-sucking pests, but there's no overarching strategy, just eye-watering costs......»»

Category: gadgetSource:  wiredRelated NewsOct 17th, 2023