Genetics
- 			 Plants PlantsWhy tumbleweeds may be more science fiction than Old WestA tumbleweed is just a maternal plant corpse giving her living seeds a chance at a good life somewhere new. By Susan Milius
- 			 Humans HumansAncient DNA reveals the first glimpse of what a Denisovan may have looked likeA controversial technique reconstructs a teenage Denisovan’s physical appearance from genetics. By Bruce Bower
- 			 Humans HumansDNA indicates how ancient migrations shaped South Asian languages and farmingFarming in the region may have sprung up locally, while herders from afar sparked language changes. By Bruce Bower
- 			 Anthropology AnthropologyThis ancient Denisovan finger bone is surprisingly humanlikeDespite Neandertal ties, extinct hominids called Denisovans had a touching link to humans, a new study finds. By Bruce Bower
- 			 Genetics GeneticsThere’s no evidence that a single ‘gay gene’ existsMany genetic factors with small effects combine with one’s environment to influence sexual behavior, researchers say. 
- 			 Humans HumansIndia’s Skeleton Lake contains the bones of mysterious European migrantsNot all of the hundreds of skeletons found at a north Indian lake are from the same place or period. What killed any of these people is still unknown. By Bruce Bower
- 			 Life LifeCRISPR enters its first human clinical trialsThe gene editor will be used in lab dishes in cancer and blood disorder trials, and to directly edit a gene in human eyes in a blindness therapy test. 
- 			 Animals AnimalsThere’s more to pufferfish than that goofy spiked balloonThree odd things about pufferfishes: how they mate, how they bite and what’s up with no fish scales? By Susan Milius
- 			 Genetics GeneticsThis gene may help worms live longer, but not healthierAntiaging therapies may have trade-offs, research on worms suggests. 
- 			 Animals AnimalsGround beetle genitals have the genetic ability to get strange. They don’tA new look at the genetics of sex organs finds underpinnings of conflicts over genital size. By Susan Milius
- 			 Anthropology AnthropologyAncient DNA reveals the origins of the PhilistinesA mysterious Biblical-era population may have fled Bronze Age calamities. By Bruce Bower
- 			 Health & Medicine Health & MedicineAntioxidants may encourage the spread of lung cancer rather than prevent itAntioxidants protect lung cancer cells from free radicals, but also spur metastasis, two new studies suggest.