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Image of the Day
Caught in the Act
Devika G. Bansal | Nov 1, 2017
Molecular probes for imaging in live animals
A Molecule to Treat Obesity?
Ashley P. Taylor | Oct 18, 2017
GDF-15 lowers body weight in mice and primates.
Giants of Circadian Biology Win Nobel Prize
Catherine Offord | Oct 2, 2017
The award in Physiology or Medicine goes to chronobiologists Jeffrey Hall, Michael Rosbash, and Michael Young.
Infographic: Macrophages Around the Body
Claire Asher | Sep 30, 2017
In addition to circulating in the blood as immune sentinels, macrophages play specialized roles in different organs around the body.
Opinion: Toxic Time Bombs
Robert Martin | Sep 25, 2017
Decades of evidence point to the untoward health effects of endocrine disruptor exposures, yet little is being done to regulate the chemicals.
A Prosthetic Advantage?
Diana Kwon | Sep 1, 2017
Scientists are analyzing how factors such as the length and stiffness of artificial limbs affect performance in athletes with amputations.
Heart’s Backup Pacemaker Mechanisms Identified
Diana Kwon | Jul 28, 2017
The sinoatrial node is home to multiple pacemakers that keep the heart beating if the main one falters.
Anti-Preeclampsia Hormone Discovered
Ruth Williams | Jun 29, 2017
A small, placenta-produced peptide fixes the pregnancy-related condition in mice.
Mammalian Jaws Evolved to Chew Sideways
Catherine Offord | Jun 1, 2017
Parallel evolution in jaws and teeth helped early mammals diversify their diets.
Bone Marrow Isn’t the Only Source of Platelets
Ashley P. Taylor | Jun 1, 2017
Scientists have estimated that about half of murine platelet production occurs in the lungs.