 
					Helen Thompson is the multimedia editor at Science News. She makes videos, creates data visuals, helps manage the website, wrangles cats and occasionally writes about things like dandelion flight and whale evolution. She has undergraduate degrees in biology and English from Trinity University in San Antonio, Texas, a master’s degree in science writing from Johns Hopkins University in Baltimore, Maryland, and strong opinions about tacos. Before Science News, she wrote for Smithsonian, NPR.org, National Geographic, Nature and others.
 
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All Stories by Helen Thompson
- 			 Paleontology PaleontologyAncient wolf skulls challenge dog domestication timelineA 3-D analysis of two ancient canine skulls from Russia and Belgium suggests the fossils were of wolves, not dogs. 
- 			 Animals AnimalsTropical wasps memorize friendly facesA social wasp species uses sight and smell to keep intruders from hijacking their nests. 
- 			 Plants PlantsIsaac Newton’s theory of how water defies gravity in plantsA passage in one of Isaac Newton’s journals reveals that he may have theorized basic plant hydrodynamics long before botanists. 
- 			 Animals AnimalsMigrating ibises take turns leading the flying VDuring migration, ibises flying in a V formation cooperate and take turns flying in wake to save energy, a new study suggests. 
- 			 Animals AnimalsHow a spider spins electrified nanosilkThe cribellate orb spider (Uloborus plumipes) hacks and combs its silk to weave electrically charged nanofibers, a new study suggests. 
- 			 Plants PlantsPlant chemical weaponry may offer ammunition for pesticidesChemicals produced by two plant species disrupt insect hormone pathways and could be developed in to efficient, safe pesticides. 
- 			 Health & Medicine Health & MedicineEbola vaccine performs well in U.K. human trialA vaccine that protects against the Zaire strain of Ebola turns in promising preliminary results from a human trial. 
- 			 Neuroscience NeuroscienceTwo sets of neurons turn thirst on and offA study in mice reveals that two neural groups in the hypothalamus drive the body’s need to quench or not to quench. 
- 			 Animals AnimalsHumboldt squid flash and flickerScientists capture the color-changing behavior of Humboldt squid in the wild. 
- 			 Archaeology ArchaeologyScrolls preserved in Vesuvius eruption read with X-raysA technique called X-ray phase contrast tomography allowed scientists to read burnt scrolls from a library destroyed by the 79 A.D. eruption of Vesuvius. 
- 			 Animals AnimalsDiving marine mammals take deep prey plunges to heartIn spite of their diving prowess, Weddell seals and bottlenosed dolphins experience irregular heart rates when they venture beyond 200 meters under the sea. 
- 			 Life LifeFossilized fish skull shakes up the evolutionary history of jawsAnalysis of a 415-million-year-old fossilized fish skull suggest that the earliest jawed vertebrates probably looked a lot like modern bony fish.