The next phase in the fight against invasive spotted lanternflies (Lycorma delicatula) in the United States might just involve man’s best friend. New research from Cornell University found that trained dogs were better than humans at detecting the lanternfly eggs that spend the winter in some landscapes, particularly forested areas. The findings are detailed in […]
Most cancer cells have too many or too few chromosomes, distinguishing them from normal cells. But a new study shows that healthy breast tissues can also have cells with unusual copies of chromosomes. The finding challenges how scientists classify cancerous cells and could influence how early breast cancer is identified in the future. Each cell […]
The wild rabbit is endangered in its European homeland. In other parts of the world, such as Australia, this species has been introduced and is present in large numbers. Credit: Alexis Lours Non-native species introduced by humans are among the main causes of global species decline—they were partly responsible for 60% of the species that […]
Dr. Megan Wasson in the operating room A hysterectomy can treat many gynecologic conditions, including fibroids, painful periods and cancer, such as endometrial, cervical, ovarian and uterine cancers. Dr. Megan Wasson, a gynecologic surgeon at Mayo Clinic, specializes in minimally invasive surgery. She says the decision to undergo a hysterectomy is highly individualized, based on each patient’s specific needs. In many […]
“You can see an ecosystem change overnight—specifically with hydrilla. You’ll see a normal pond, and then at the end of the growing season, it’s completely full of hydrilla,” said Nicole White, founder of Little Bear Environmental Consultingwhich often works with city and state departments to combat invasive species. “Nothing else can survive there. It’s choked […]
Chromolaena odorata. Credit: Vengolis/Wikimedia Commons, CC BY-SA Resource competition is an important factor affecting the invasion success of alien plants, and environmental factors influence the competition outcomes between invasive and native plants. Chromolaena odorata has been listed as one of the main invasive species in China and threatens biodiversity, agriculture and forestry of the country. […]
When silver carp invade a waterway, they’re hard to miss. The large, filter-feeding fish regularly grow more than three feet long and easily exceed 20 pounds. They loiter near the surface, where the plankton they feed on is most abundant. And, crucially, they’re easily startled. When boats go by, silver carp are known to catapult […]
Credit: Pixabay/CC0 Public Domain Across the tranquil waters of Canada’s vast network of lakes and rivers, a quiet invader is on the move. The spiny water flea, Bythotrephes cederströmii, is a microscopic predator that is forever altering the ecological fabric of aquatic habitats in Canada. Originally from Eurasia, Bythotrephes casts a long shadow over the […]
DEAR MAYO CLINIC: I’m a 64-year-old man who was recently diagnosed with an enlarged prostate after experiencing issues with frequent urination, especially during the night. What are the treatment options and potential side effects? ANSWER: An enlarged prostate, also called benign prostatic hyperplasia, or BPH, is a common condition as men get older. By age 60, […]
