Animals
- 			 Oceans OceansCastaway critters rafted to U.S. shores aboard Japan tsunami debrisResearchers report finding 289 living Japanese marine species that washed up on American shores on debris from the 2011 East Japan earthquake and tsunami. 
- 			 Animals AnimalsBedbugs may be into dirty laundryWhen humans aren’t around, bedbugs go for the next best thing: smelly human laundry. 
- 			 Paleontology PaleontologyThis giant marsupial was a seasonal migrantThe giant, extinct marsupial Diprotodon optatum migrated seasonally, the first marsupial shown to do so. 
- 			 Paleontology PaleontologyThis giant marsupial was a seasonal migrantA new analysis suggests that Diprotodon optatum, a giant plant-eating marsupial that went extinct about 40,000 years ago, migrated long distances, much like today’s zebras and wildebeests. 
- 			 Animals AnimalsTo test sleep, researchers don’t let sleeping jellyfish lieUpside-down jellyfish are the first known animals without a brain to enter a sleeplike state. 
- 			 Health & Medicine Health & MedicineFrom day one, a frog’s developing brain is calling the shotsFrog brains help organize muscle and nerve patterns early in development. 
- 			 Environment EnvironmentThe way poison frogs keep from poisoning themselves is complicatedGaining resistance to one of their own toxins forced some poison dart frogs to make other genetic tweaks, too. 
- 			 Paleontology PaleontologyShhhh! Some plant-eating dinos snacked on crunchy crittersScientists studying dinosaur poop found that some duck-billed dinos cheated on their vegetarian diets by snacking on crustaceans. 
- 			 Animals AnimalsThis newfound hermit crab finds shelter in corals, not shellsA newly discovered hermit crab takes its cue from peanut worms and uses walking corals as a permanent shelter. 
- 			 Tech TechNature offers inspiration, and occasionally courageActing Editor in Chief Elizabeth Quill discusses how nature can inspire people to make long-lasting change. 
- 			 Animals AnimalsBat brain signals illuminate navigation in the darkNew lab technologies that let bats fly freely allow scientists to track nerve cell signals as the animals dodge and weave. By Amber Dance
- 			 Animals AnimalsHow bats could help tomato farmers (and the U.S. Navy)The way bats navigate their environs inspires engineers to develop better sonar and robots that can estimate crop yield or deliver packages By Amber Dance