Related by context. Frequent words. (Click for all words.) 56 Sinosauropteryx 54 partial skeleton 54 Ancient tomb 52 horned dinosaur 52 undeveloped fetus 51 Laramidia 51 feathered dinosaurs 51 ostracods 51 nanometers billionths 50 fossilized footprints 50 Globular clusters 50 silicon nanowire 49 scanning electron microscopes 49 By Laurie Kulikowski 49 northwestern Gansu Province 49 fossilized skull 49 biosignatures 49 placental mammals 49 genetic variants associated 48 archaeologists unearthed 48 Tuo River 48 Fossilized 48 Neutron stars 48 Gravitational waves 48 subsurface ocean 48 sexually dimorphic 48 unicellular organisms 48 By LEANN ECKROTH 47 Genetic mutations 47 geoglyphs 47 genes BRCA1 47 fossilized dinosaur 47 BY MARK WILSON 47 Archaeologists unearth 47 Lake Vostok 47 vertebrate animals 47 By Amy Boerema 47 metazoan 47 By Tona Kunz 47 Lop Nur 47 By Joseph Woelfel 47 Cryptococcus gattii 47 4 chars 46 faunas 46 undersea volcanoes 46 By RICK KRETZSCHMAR 46 biogeochemical 46 Columbian mammoths 46 naturally occurring biocompatible polymer 46 nanometric 46 By LOU BABIARZ 46 Middle Awash 46 intracerebral 46 Fossil hunters 46 Bryde whale 46 subwavelength 46 genomic proteomic 45 limbs kidneys 45 By DANIE HARRELSON 45 Shiveluch 45 seafloor methane 45 multicellular organisms 45 By MARK PURDY 45 gravitational microlensing 45 micrometer sized 45 GBM tumors 45 biomineralization 45 mutated virus 45 topological insulators 45 Amgen discovers develops 45 dtgshinn@neo.rr.com 45 unspecialized 45 Asia Himfr.com 45 limestone cave 45 perforations #,#-#,# feet [003] 45 nanosize 45 Siberian permafrost 45 CNVs 45 By HARVEY SIMPSON 45 exquisitely preserved 45 fossilized skeleton 45 By Majuto Omary 45 Ötzi 45 Sichuan Shaanxi 45 micrometer scale 45 parthenogenetic 45 mosasaurs 44 Bone fragments 44 Charred bodies 44 By Matt Arado 44 ocean basins 44 By SUE LOWE 44 craton 44 Columbian mammoth 44 BIFs 44 Cygnus X 44 metabolome 44 mammoth tusk 44 P/# A2 44 dolphins wash ashore 44 ancient necropolis