Life
Sign up for our newsletter
We summarize the week's scientific breakthroughs every Thursday.
- 			
			
		PsychologyCaffeine gives cocaine an addictive boost
Not only is it popular to “cut” cocaine with caffeine, the combination might be more addictive.
 - 			
			
		PlantsGenetic battle of the sexes plays out in cukes and melons
Genetics reveals new approach to preventing inbred seeds and encouraging more fruitful crops.
By Susan Milius - 			
			
		AnimalsHungry elephants turn trunks into leaf blowers
Darwin once observed an elephant using its trunk to blow an object closer. Japanese zoo elephants use the behavior to obtain food, a new study reports.
 - 			
			
		PlantsAncient gardeners saved the gourd
Domestication might have helped early vine plants like pumpkin survive after seed-dispersing megafauna went extinct.
 - 			
			
		AnthropologyDNA puts Neandertal relatives in Siberia for 60,000 years
Recovered DNA suggests Denisovans inhabited Siberia for around 60,000 years.
By Bruce Bower - 			
			
		PlantsAncient gardeners saved the gourd
Domestication might have helped early vine plants like pumpkin survive after seed-dispersing megafauna went extinct.
 - 			
			
		AnthropologyDNA puts Neandertal relatives in Siberia for 60,000 years
Recovered DNA suggests Denisovans inhabited Siberia for around 60,000 years.
By Bruce Bower - 			
			
		LifeMicroscopes have come a long way since 1665
A 350-year-old drawing in Robert Hooke’s Micrographia and an award-winning photo demonstrate the evolution of the microscope.
By Andrew Grant - 			
			
		GeneticsNew catalog of human genetic variation could improve diagnosis
Study of human protein-coding variation reveals which genes are more likely to be involved in genetic diseases.
 - 			
			
		Life‘Racing Extinction’ documents plight of endangered species
The new documentary "Racing Extinction" offers hope that people can halt the sixth mass extinction.
 - 			
			
		NeuroscienceViva vagus: Wandering nerve could lead to range of therapies
Researchers are testing ways to stimulate the vagus nerve to treat a slew of ailments.
 - 			
			
		AnthropologyMummified boy’s DNA unveils new but ancient maternal lineage
An Inca child’s DNA shows he hailed from a newly identified line of maternal ancestors.
By Bruce Bower