Humans
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We summarize the week's scientific breakthroughs every Thursday.
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		Health & MedicineLong-term Parkinson’s treatment sheds bad rep
Prolonged used of levodopa doesn’t increase the severity of side effects from the Parkinson’s drug, new research shows.
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		Health & MedicineTests hint at trouble with pairing cystic fibrosis drugs
Combining two types of cystic fibrosis drugs may cancel out the benefits of one of the medications.
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		PsychologySchadenfreude starts young
Children as young as 2 years old feel joy at another’s misfortune, new research suggests, showing jealousy’s deep roots.
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		Health & MedicineBabies’ brains practice words long before they can speak
When listening to speech, babies’ brains are active in motor areas required for moving the mouth and tongue in ways that produce words.
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		GeneticsAirborne MERS virus found in Saudi Arabian camel barn
The air in a Saudi Arabian camel barn holds genetic fragments of MERS, a new study shows.
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		NeuroscienceFor rats, a break from stress isn’t worth the relief
An unplanned vacation from stress might seem like a good idea, but a new study in rats shows that unpredictable escapes from pressure produce more strain on the first day back.
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		GeneticsHints about schizophrenia emerge from genetic study
From thousands of genomes, researchers pinpoint dozens of DNA changes that may underlie schizophrenia
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		Health & MedicineCarbs and gut microbes fuel colon cancer
Western nations experience high levels of colon cancer, and carbo-loading gut microbes might explain why, says a new study in mice.
By Nsikan Akpan - 			
			
		Health & MedicineOrganic foods may contain extra antioxidants
Contrary to previous studies, a new analysis finds that organic crops have nutritional benefits over conventionally grown foods.
By Beth Mole - 			
			
		Health & MedicinePig heartbeats adjusted with gene therapy
A biological pacemaker created with gene therapy could may one day help people who cannot have implanted electrical pacemakers.
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		Health & MedicineFirst case of chikungunya, a mosquito-borne virus, acquired in U.S.
The case represents the first time that mosquitoes on the U.S. mainland have passed the virus to a person.
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		AnthropologyRomanian cave holds some of the oldest human footprints
A group of Homo sapiens left footprints about 36,500 years ago, not 15,000 as scientists had thought.
By Bruce Bower