Plants
- 			 Ecosystems EcosystemsHow researchers flinging salmon inadvertently spurred tree growthScientists studying salmon in Alaska flung dead fish into the forest. After 20 years, the nutrients from those carcasses sped up tree growth. 
- 			 Archaeology ArchaeologyAncient South Americans tasted chocolate 1,500 years before anyone elseArtifacts with traces of cacao push back the known date for when the plant was first domesticated by 1,500 years. By Bruce Bower
- 			 Plants PlantsLiverwort plants contain a painkiller similar to the one in marijuanaCannabinoids found in liverwort plants could spell relief for those suffering from chronic pain. 
- 			 Agriculture AgriculturePlants engineered to always be on alert don’t grow wellScientists bred a type of weed to lack proteins that help stem the production of bitter chemicals used to ward off insect attacks. 
- 			 Life LifeDandelion seeds create a bizarre whirlpool in the air to flyResearchers have deciphered the physics underlying dandelion flight. 
- 			 Plants Plants50 years ago, a 550-year-old seed sproutedOld seeds can sprout new plants even after centuries of dormancy. 
- 			 Life LifeLemur study suggests why some fruits smell so fruityA new test with lemurs and birds suggests there’s more to fruit odors than simple ripening. By Susan Milius
- 			 Plants PlantsGene editing can speed up plant domesticationCRISPR/Cas9 replays domestication to make better ground cherries and tomatoes. 
- 			 Plants PlantsSmart plants can teach us a thing or two‘The Revolutionary Genius of Plants’ challenges the brain-centered view of intelligence. 
- 			 Agriculture AgricultureHow plant microbes could feed the world and save endangered speciesScientists have only scratched the surface of the plant microbiome, but they already believe it might increase crop yield and save species from extinction. By Amber Dance
- 			 Life LifeHow the poppy got its pain-relieving powersAnalyzing the poppy’s genome reveals the evolutionary history of morphine. 
- 			 Plants PlantsThe most ancient African baobabs are dying and no one knows whyScientists aren’t sure what’s killing the oldest African baobabs, nine of which have lost big chunks or died in the last 13 years. By Susan Milius