Humans
Sign up for our newsletter
We summarize the week's scientific breakthroughs every Thursday.
- 			
			
		Health & MedicineMonkeys with human gene show signs of autism
Genetically altered monkeys may help scientists understand autism.
 - 			
			
		PsychologyThere’s a sour side to serotonin
Serotonin has a sour side. The chemical messenger helps mice to taste sour, a new study shows.
 - 			
			
		Health & MedicineRapid spread of Zika virus in the Americas raises alarm
After blazing through Brazil, a mosquito-borne virus called Zika, which may cause birth defects, is now poised to jump to the United States.
By Meghan Rosen - 			
			
		Health & MedicineNoisy toys mute conversations
Electronic toys put a damper on the conversations between parents and babies.
 - 			
			
		AnthropologyAttack 10,000 years ago is earliest known act of warfare
Human skeletons unearthed in East Africa show signs of a roughly 10,000-year-old lethal raid.
By Bruce Bower - 			
			
		HumansNo fairy tale: Origins of some famous stories go back thousands of years
Pairing folktales with ancient languages shows that at least a few folktales originated thousands of years ago.
 - 			
			
		LifeMicroRNAs manage gut microbes
MicroRNAs mold gut microbes into healthier communities for the host.
 - 			
			
		Science & SocietyHuman evolution, biomimicry and more go on display
A new human evolution gallery and a lecture series on Europa are among science events to explore in February 2016.
 - 			
			
		GeneticsBubonic plague hung around in Europe
DNA from plague victims suggests that a European reservoir of the plague bacterium Yersinia pestis could have fueled the medieval pandemic.
 - 			
			
		Health & MedicineCDC issues travel guidelines for pregnant women
Pregnant women should consider postponing travel to much of Latin America and the Caribbean.
By Meghan Rosen - 			
			
		Health & MedicineLow-fiber diets make gut microbes poop out
A low-fiber diet makes for low bacterial diversity in mice. A new study shows those mice can then pass a denuded microbiome on to their offspring.
 - 			
			
		NeuroscienceMeasuring brain waves may help predict a patient’s response to anesthesia
Brain signatures hint at whether a person will resist or succumb to anesthesia.