Cryo-electron microscopy achieves unprecedented resolution using new computational methods
Complete capsid of bacteriophage P22 generated with validated atomic models that were derived from a high-resolution cryo-electron microscopy density map.
Credit: C. Hryc and the...
Ravens: Non-breeders live in highly dynamic social groups
Ravens have impressive cognitive skills when interacting with conspecifics.
Credit: Matthias Loretto, University of Vienna
Several recent studies have revealed that ravens are among the most...
Study shows how brain combines subtle sensory signals to take notice
When stripes flash beneath the dish, the tadpole swims faster, so long as the stripes are really obvious. If they are faint, but they...
Scientists make new discovery about bird evolution
Chinese countryside (stock image). The new specimen from the rich Early Cretaceous Jehol Biota comes only from the 130.7 Ma Huajiying Formation deposits in...
Spread of ages is key to impact of disease, animal study finds
Disease spread can vary depending on the age at which individuals are exposed to infection, and the age at which females in the group...
Chance find has big implications for water treatment’s costs and carbon footprint
A newly discovered type of bacteria has been found in a drinking water system in the US. Other research groups have also detected it...
Peptide targeting senescent cells restores stamina, fur, and kidney function in old mice
This photograph shows two fast-aging mice. The mouse on the left was treated with a FOXO4 peptide, which targets senescent cells and leads to...
Controlling turtle motion with human thought
A human controller influences the turtle's escape behavior by sending left and right signals via Wi-Fi to a control system on the back of...
How chewing like a cow helped early mammals thrive
UChicago graduate student David Grossnickle explains key features that evolved to facilitate jaw yaw, or side-to-side movement that cows do, that allowed early mammals...
How cheetahs stay fit and healthy
Handling cheetahs an farmland in Namibia.
Credit: Bettina Wachter/Leibniz-IZW
Cheetahs are categorized as vulnerable species, partly because they have been considered to be prone to diseases...
Researchers find another immune system link science said didn’t exist
Kenneth Tung, M.D., of the University of Virginia School of Medicine, has discovered an unknown connection between men's testes and the immune system --...
