Related by context. Frequent words. (Click for all words.) 57 Crutzen 57 Rignot 55 Robock 55 boson 54 nanobacteria 54 Lindzen 54 Lunine 54 Niels Bohr Institute 53 photochemistry 52 ALH# 52 high temperature superconductivity 52 Plimer 52 aerosol particles 52 Atmospheric Chemistry 51 science journal Nature 51 Mitloehner 51 journal Astronomy 51 Roger Highfield 51 Einstein theories 51 Melosh 51 Nanowerk 51 decoherence 51 Cosmologists 50 Biogeography 50 noctilucent clouds 50 Hawking radiation 50 Snowball Earth 50 ILUC 50 James Lovelock 49 Matloff 49 Ken Caldeira 49 Xiang Zhang 49 #:#-# [003] 49 atmospheric chemistry 49 photoelectric effect 49 Nature Physics 49 galaxy formation 49 radiative forcing 49 substorm 49 Geoengineering 49 Philosophical Transactions 49 WASP #b 49 Nature Geoscience 49 Astrophysicist 49 gravitational lensing 49 magnetic reconnection 49 meteorite impacts 49 greenhouse warming 49 CfA 49 Astrophysical Journal Letters 49 Felisa Wolfe Simon 49 quantum gravity 48 solar irradiance 48 Nano Letters 48 quantum entanglement 48 magnetar 48 forcings 48 Filippenko 48 tropospheric 48 astrobiologist 48 cuprates 48 Paul Crutzen 48 supercomputer simulations 48 Monthly Notices 48 Revkin 48 journal Geophysical Research 48 Bottke 48 Nature Photonics 48 hydrological cycle 48 anthropogenic climate 48 climate modelers 48 Cepheids 48 journal Angewandte Chemie 48 positron 48 methane hydrate 48 quantum optics 48 atmospheric methane 48 Dessler 48 journal Nature 47 Werner Heisenberg 47 Pielke 47 abiotic 47 Dr Pachauri 47 solar corona 47 Plant Physiology 47 Chicxulub 47 Wrangham 47 atmospheric circulation 47 paleoclimate 47 planetary scientist 47 superlens 47 noble gases 47 PNAS paper 47 journal Applied Physics 47 Varki 47 geochemists 47 Computer simulations 47 glacial melting 47 Bjorn Lomborg 47 Willerslev 47 quantum theory