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Examining the chemicals involved in insect mating

It's almost Valentine's Day, and love is in the air. Or in the waxy coating on your skin, if you are a vinegar fly. That's where flies encounter pheromones that play an important role in regulating sexual attraction......»»

Category: topSource:  physorgJan 31st, 2023

After a disappointing COP29, here"s how to design global climate talks that might actually work

Many people long involved in global climate negotiations see the annual United Nations COP climate talks as fundamentally flawed. That includes me......»»

Category: topSource:  physorgRelated NewsNov 26th, 2024

"e-Drive": New gene drive reverses insecticide resistance in pests... then disappears

Insecticides have been used for centuries to counteract widespread pest damage to valuable food crops. Eventually, over time, beetles, moths, flies and other insects develop genetic mutations that render the insecticide chemicals ineffective......»»

Category: topSource:  physorgRelated NewsNov 23rd, 2024

DNA-based methods found highly effective for identifying insect species

A team of researchers from Linnaeus University and Linköping University, extensively evaluated DNA barcoding and metabarcoding methods. A comprehensive study has demonstrated that DNA-based methods are remarkably reliable for identifying insect spec.....»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

Making Mars"s moons: Supercomputers offer "disruptive" new explanation

A NASA study using a series of supercomputer simulations reveals a potential new solution to a longstanding Martian mystery: How did Mars get its moons? The first step, the findings say, may have involved the destruction of an asteroid......»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Light-based photocatalytic system can break down PFAS at room temperature

Researchers at Colorado State University have found a new approach for breaking down PFAS—a group of human-made "forever" chemicals commonly used for their water-resistant properties that can carry health risks from long-term exposure......»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Mathematical model can help understand coexistence in nature

Different species of seabirds can coexist on small, isolated islands despite eating the same kind of fish. A researcher at Uppsala University has been involved in developing a mathematical model that can be used to better understand how this ecosyste.....»»

Category: topSource:  physorgRelated NewsNov 18th, 2024

Scientific breakthrough could make X-ray scans safer by reducing radiation

X-rays have fundamentally revolutionized healthcare, giving us views of the human body and even almost impossible views of atoms. However, the radiation involved in X-rays … The post Scientific breakthrough could make X-ray scans safer by reduc.....»»

Category: gadgetSource:  bgrRelated NewsNov 15th, 2024

AI Analysis of Police Body Camera Videos Reveals What Typically Happens during Traffic Stops

Examining body camera videos at scale reveals racial differences in how police treat drivers during traffic stops—and what corrective programs really work.....»»

Category: scienceSource:  sciamRelated NewsNov 14th, 2024

Apple tops list of retailers for removal of hazardous chemicals from stores

Apple's environmental credentials have been praised, as it has scored the highest among retailers in the U.S. and Canada for removing hazardous chemicals and plastics.Apple logo in trees - Image credit: AppleThe 2024 Retailer Report Card from Toxic-F.....»»

Category: appleSource:  appleinsiderRelated NewsNov 14th, 2024

Uncovering health impacts of forever chemicals on freshwater turtles

A study in Science of the Total Environment has measured concentrations of PFAS—also known as forever chemicals—in Australian wildlife, following an analysis of freshwater turtle (Emydura macquarii macquarii) populations in Queensland......»»

Category: topSource:  physorgRelated NewsNov 12th, 2024

Amazon’s Mass Effect TV series is actually going to be made

The pedigree of the producers and writers involved is cause for concern, though. Confirming previous rumors, Variety reports that Amazon will be moving ahead with producing a TV s.....»»

Category: topSource:  arstechnicaRelated NewsNov 8th, 2024

Computational chemistry promises to upset traditional methods of chemical synthesis

The process of discovering and designing new chemicals has always been arduous—Sijia Dong wants to change that. As an assistant professor in the department of chemistry and chemical biology, with affiliations in physics and chemical engineering, Do.....»»

Category: topSource:  physorgRelated NewsNov 7th, 2024

Examining how stellar threats impact the habitable zone of exoplanets

When we think of exoplanets that may be able to support life, we home in on the habitable zone. A habitable zone is a region around a star where planets receive enough stellar energy to have liquid surface water. It's a somewhat crude but helpful fir.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Multi-country study finds significant differences in how poverty is passed from parents to children

Researchers from Stockholm University, Bocconi University, and the Rockwool Foundation have studied poverty's lasting impact across generations in wealthy countries. By examining the United States, Denmark, the United Kingdom, Australia, and Germany,.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Deaf male mosquitoes don"t mate, researchers discover

Romance is a complex affair in humans. There's personality, appearance, seduction, all manner of physical and social cues. Mosquitoes are much more blunt. Mating occurs for a few seconds in midair. And all it takes to woo a male is the sound of a fem.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Upcoming M5 Vision Pro creates a unique dilemma for Apple

Over the weekend, we received multiple updates on future Vision products. While some of the news involved delays, the biggest positive for me was affirmation that a new Vision Pro with M5 chip is still expected in 2025. But the more I think about it,.....»»

Category: topSource:  pcmagRelated NewsNov 5th, 2024

Not the usual suspects: Research reveals novel genetic basis of pest resistance to biotech crops

If left unchecked, insect pests can devastate crops. To minimize damage and reduce the need for insecticide sprays, crops have been genetically engineered to produce bacterial proteins that kill key pests but are not harmful to people or wildlife. Ho.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Organosilicon chemistry offers options for replacing PFAS in food and medical industries

Due to the unique properties of PFAS, almost no other chemical substances can compete with them. That explains why it is so hard to find a replacement for these toxic "forever chemicals," which accumulate in the environment and do not break down over.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Exploring the extraordinary potential (and avoiding the pitfalls) of your local Buy Nothing group

You might have heard about your local Buy Nothing Project group on Facebook. If not, you probably know someone who's a member. We estimate at least one million Australians are involved as members or live in households with a member (probably their mu.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Rainwater samples reveals it"s literally raining "forever chemicals" in Miami

PFAS are in Miami's rainwater. And it is the latest evidence the synthetic "forever chemicals"—that have raised health concerns for people and wildlife—hitch a ride on the water cycle, using the complex system to circulate over greater distances......»»

Category: topSource:  physorgRelated NewsNov 4th, 2024