Neural Mechanisms of Courage - How does the brain encode courage in fearful situations? Watch and listen as Yadin Dudai and Uri Nili take you on a personally guided tour of their analysis of brain cir...
Caffeine, which is found naturally in some nectar, causes the honeybees to overestimate the quality of the forage, which leads to increased foraging and recruitment to that resource, even though equal...
Poop and Paddle: An Eco-Friendly Floating Toilet - This toilet floats. It's an outhouse and sewage-treatment plant in one, processing human waste through a "constructed wetlands." Adam Katzm...
Science teachers often struggle to engage young students when their classroom experiences are limited to pre-prepared biological samples viewed through standard microscopes. Mr. Saber Khan, a middle s...
TMEM16F Forms a Ca2+-Activated Cation Channel Required for Lipid Scrambling in Platelets
Lily Jan and colleagues describe their work using TMEM16F knockout mice to discover the mechanism of lipid scrambling at the plasma membrane, an important precursor step in platelet activation during ...
The Good, the Bad and the Epigenetics - Hank Stunnenberg and colleagues of Radboud University in the Netherlands profile the epigenetic landscapes of "good" and "bad" macrophages a...
Jean-Pierre Levraud, Nuno Palha, and Pierre Boudinot discuss how zebrafish can be used as a model for studying viral infections and host-virus interactions. For more information, see the related revie...
Gaining mechanistic insight into age-related obesity can provide clues to developing therapeutic approaches for treating this condition. In this study, Lily Jan and colleagues discover that an increas...
Pericyte Control of Neurovascular Function - Pericytes are known to play a key role in the development of cerebral microcirculation but their function in the adult brain and during aging is not clear....
