hormones, evolution
Hormone Affects “Runner’s High”
Hormone Affects “Runner’s High”
Tracy Vence | Sep 2, 2015
Leptin, the satiety hormone produced by fat, affects neuronal signaling in the mouse brain; interference with this pathway can influence the rewarding effects of running in the animals.
Do Mine Ears Deceive Me?
Do Mine Ears Deceive Me?
R. Haven Wiley | Sep 1, 2015
A new approach shows how both honesty and deception are stable features of noisy communication.
Contributors
Contributors
Amanda B. Keener | Sep 1, 2015
Meet some of the people featured in the September 2015 issue of The Scientist.
Hear and Now
Hear and Now
Mary Beth Aberlin | Sep 1, 2015
Auditory research advances worth shouting about
Aural History
Aural History
Geoffrey A. Manley | Sep 1, 2015
The form and function of the ears of modern land vertebrates cannot be understood without knowing how they evolved.
Irisin Redeemed
Irisin Redeemed
Anna Azvolinsky | Aug 13, 2015
Researchers who first identified irisin quantitate levels of the hormone in human blood and show it is released during exercise.  
Yeast Genome Doubling
Yeast Genome Doubling
Amanda B. Keener | Aug 10, 2015
The results of a computational genetic analysis suggest Saccharomyces cerevisiae doubled its genome through species hybridization.
Investigating the Four-legged Snake Fossil
Investigating the Four-legged Snake Fossil
Bob Grant | Aug 5, 2015
Brazilian officials are trying to determine whether the transformational fossil find was exported illegally from the country.
Opinion: Life’s X Factor
Opinion: Life’s X Factor
Nick Lane | Aug 4, 2015
Did endosymbiosis—and the innovations in membrane bioenergetics it engendered—make it possible for eukaryotic life to evolve?
A Case of Sexual Ambiguity, 1865
A Case of Sexual Ambiguity, 1865
Amanda B. Keener | Aug 1, 2015
This year marks the 150th anniversary of an autopsy report describing the first known case of a sexual development disorder.