Biology

Animals retain long-term memory of the biggest and best sources of food

Animals retain long-term memory of the biggest and best sources of food

New research shows that red-footed tortoises can remember the location of their favorite food sources and the biggest stashes for at least 18 months. When...
How birds spread deadly diseases without getting sick

How birds spread deadly diseases without getting sick

New research shows that a particular white blood cell within the bird’s blood system, called a macrophage, is able to completely block the growth...
Egg-free surrogate chickens produced in bid to save rare breeds

Egg-free surrogate chickens produced in bid to save rare breeds

Hens that do not produce their own chicks have been developed for use as surrogates to lay eggs from rare breeds. The advance -- using...
Chinese cabbage leaves

Cabbage patch: fifth crop harvested aboard International Space Station

After spending nearly a month tending to the International Space Station’s first crop of Chinese cabbage, astronaut Peggy Whitson harvested the leafy greens on...
By the numbers: What are the most attractive female lips?

By the numbers: What are the most attractive female lips?

What dimensions might create the most attractive lips in women? A new study published online by JAMA Facial Plastic Surgery used focus groups and morphed computed images...
A case where smoking helped

A case where smoking helped

Rice University scientists help understand mechanics of rare hemoglobin mutation. There's at least one person in the world for whom smoking has a beneficial effect,...
Roads are driving rapid evolutionary change in our environment

Roads are driving rapid evolutionary change in our environment

Roads are causing rapid evolutionary change in wild populations of plants and animals according to a Concepts and Questions paper published in Frontiers in Ecology...
Deadly spider's unique spinning technique could inspire tougher materials

Deadly spider’s unique spinning technique could inspire tougher materials

Brown recluse spiders use a unique micro looping technique to make their threads stronger than that of any other spider, a newly published UK-US...
Gut feeling essential for migrating fish

Gut feeling essential for migrating fish

Why do trout spend so much time in potentially dangerous estuaries before migrating to sea? In a new thesis published at University Gothenburg, Jeroen Brijs...
Drug developed at University of Minnesota increases survival in dogs with cancer

Drug developed at University of Minnesota increases survival in dogs with cancer

A breakthrough trial at the University of Minnesota testing a new UMN-developed drug resulted in improved survival rates for dogs diagnosed with a cancer...