Content Marked with: Department of Entomology

Ant bait can make ants vanish – or suddenly appear everywhere

EARTH.COM - Ant bait does not erase an infestation the moment workers find it. The chemical must spread through a social colony, and that process takes time. That delay can make the first few days hard to read. A drop in food searching may look like success, while a burst of roaming ants may look...
By Sanjana Gajbhiye | Earth.com |

Bedbugs can cause people to lose sleep — and blood. Here’s what to do about them

ASSOCIATED PRESS - Bedbugs are sometimes called the vampires of the insect world — hiding during the day and coming out at night to feast on human blood. Generations of children have been told: “Sleep tight. Don’t let the bedbugs bite.” Well, bad news: Bedbug infestations are increasing. This is the time of year when...
By Mike Stobbe | Associated Press |

What to know about the New World screwworm

CNN - Earlier this month, Texas Gov. Greg Abbott told residents to brace themselves for an “extraordinarily challenging summer.” A flesh-eating parasite that did hundreds of millions of dollars of damage across the state in the 1960s and ’70s, one that had been considered eradicated from the US for decades, has come back and poses...
By Jen Christensen | CNN |

Scientists are on the lookout for the New World screwworm fly in California

CBS NEWS - A fight is ramping up against the New World screwworm fly as it spreads to the United States, and, in what sounds like science fiction, it lays eggs that hatch into flesh-eating parasites. So far, the fly has not been detected in California, but scientists are on the lookout. Entomologist Amy Murillo...
By Kara Finnstrom | CBS News |

Google wants to release 64 million bacteria-riddled mosquitoes across California and Florida. Here's why scientists are enthusiastic.

LIVE SCIENCE - Google wants to release 64 million bacteria-riddled mosquitoes in California and Florida — but scientists aren't concerned. The Environmental Protection Agency (EPA) is reviewing an application made by the tech giant for an experimental mosquito release permit, which, counterintuitively, could reduce mosquito populations that carry diseases. The release is part of Google's...
By Patrick Pester | Live Science |

A secret to making a queen bee may lie in the wax around it

SCIENCE NEWS - A queen bee may be shaped by more than its famous royal diet. The wax of the peanut-shaped chamber where the queen develops has distinct physical and chemical properties that help steer its development, researchers report June 3 in Nature. By analyzing the chamber’s composition and the larvae it harbors, the team...
By Anirban Mukhopadhyay | Science News |

Fruit flies survived extreme 13g hypergravity that would crush most humans

ZME SCIENCE - For humans, a fruit fly weighs almost nothing. Yet when scientists made that tiny body feel four, seven, ten, and even thirteen times heavier than normal, it survived every time. At 13G, humans can only survive for a few minutes. In a new study, researchers at the University of California, Riverside, spun...
By Tudor Tarita | ZME Science |

Scientists weaponize 'pine tree scent' to trick and kill insect pests without using toxins

EARTH.COM - Termites chew through the wooden framing of houses and cost property owners billions of dollars every year. Fixing this severe property damage usually requires pest control workers to pump homes full of highly toxic gases. Families have to pack up and evacuate their houses for several days during these extreme chemical treatments. We...
By Eric Ralls | Earth.com |

Fruit flies survive 13G hypergravity, show resilience in rapid-spin centrifuge

INTERESTING ENGINEERING - Humans can tolerate only brief bursts of extreme gravitational force. Fighter pilots train to endure high G-loads, but even they struggle beyond 9G. At higher levels, blood drains from the brain, causing blackout within seconds. Sustained exposure remains dangerous and poorly understood, especially during spaceflight and reentry. Now, new research from the...
By Aamir Khollam | Interesting Engineering |

Scientists exposed flies to crushing hypergravity. The results were unexpected.

GIZMODO - Pests are, well, pesky because they simply won’t go away. And in a terrifying turn of events, scientists found that the fruit fly—a super common kitchen pest—adapts and survives under crushing hypergravity. According to a study on the findings, published recently in the Journal of Experimental Biology, fruit flies initially show some bolstered...
By Gayoung Lee | Gizmodo |
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