Category Archives: Biology

Leafcutter ants’ success due to more than crop selection

Genetic analysis finds leafcutter ants originated in South America HOUSTON — A complex genetic analysis has biologists re-evaluating some long-held beliefs about the way societies evolved following the invention of…

Green spaces in cities help control floods, store carbon

For many ecologists, fieldwork involves majestic mountains or rushing rivers or large tracts of wilderness. At the very least, it means exploring natural areas that aren’t defined by human development….

GreenHouse program coordinator blends sustainability, student life

Teaching about agriculture and sustainability during semesters filled with classes and tests is hard enough. It’s even harder when most students are gone for the busy summer growing season. But…

Hairy tongues help bats drink up

New model predicts how hairs on a bat’s tongue draw up nectar. CAMBRIDGE, MA — Animals have evolved all manner of adaptations to get the nutrients they need. For nectar-feeding…

With deer season on horizon, lab ramps up for CWD testing

More than half a million hunters will take to Wisconsin’s woods and fields this fall in pursuit of white-tailed deer, the state’s iconic big game animal. If trends continue, nearly…

Understanding How Omega-3 Dampens Inflammatory Reactions

Omega-3 supplements may help slow the development of diseases like cancer, Alzheimer’s and multiple sclerosis. Omega-3 fatty acids, which we primarily get through eating fatty fish, have long been thought…

Coral skeletons may resist the effects of acidifying oceans

Coral skeletons are the building blocks of diverse coral reef ecosystems, which has led to increasing concern over how these key species will cope with warming and acidifying oceans that…

The hidden order in DNA diffusion

The movement of DNA molecules seemingly explained by random motion conceals a more orderly march. A different approach to analyzing the motion of diffusing molecules has helped overturn the long-held…

D-Day invasion was bolstered by UW–Madison penicillin project

Seventy-three years ago Tuesday, on June 6, 1944, the D-Day invasion of Normandy was bolstered by millions of doses of a precious new substance: penicillin. On the other side of…

Stem cells yield nature’s blueprint for body’s vasculature

In the average adult human, there are an estimated 100,000 miles of capillaries, veins and arteries — the plumbing that carries life-sustaining blood to every part of the body, including…