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(Click for frequent words.) 53 main rotor blade 53 Helios Prototype 52 sideslip 51 depressurisation 50 popcorning 50 hypervelocity 50 spatial disorientation 49 helicopter rotor blades 49 underwing 49 thrust oscillation 49 electromagnetic flux 49 hind fins 48 nosewheel 48 tailplane 48 propeller shafts 48 depressurize 48 hypergolic 48 retrorocket 47 propellors 47 thermally induced 47 fluid shear 47 barotrauma 47 thruster firings 47 cabin decompression 47 nitrogen narcosis 47 emits X rays 47 pitot probe 47 exhaust plume 47 axial loading 47 IBEX spacecraft 47 downwash 47 cavitations 47 decompression illness 47 Decompression sickness 47 gimble 47 isostatic rebound 46 uncommanded 46 regrow limbs 46 protoplanet 46 disorient pilots 46 ballistic parachute 46 rotor droop 46 gyroscopic 46 ornithopter 46 porpoising 46 hypothalamic pituitary gonadal HPG 46 glandular secretions 46 Rosetta lander 46 aeroelastic 46 propeller blade 46 propeller blades 45 birdstrike 45 orbital maneuvering 45 mesocyclone 45 airbourne 45 tail rotors 45 photoreceptor degeneration 45 magnetic dipole 45 sudden decompression 45 rotate clockwise 45 planet magnetosphere 45 X ray radiography 45 propellers 45 airfoils 45 incorrect airspeed 45 geomagnetic substorms 45 fossilisation 45 cosmic ray particle 45 whiplike 45 magnetic monopole 45 depressurise 45 tail rotor 45 whirling blades 45 superheated gases surrounding 45 badminton shuttlecock 45 radio altimeter 45 transonic 45 nematode worm Caenorhabditis elegans 45 rotating turret 44 explosive decompression 44 planet gravitational tug 44 submarine sonar 44 gimbaled 44 stony meteorite 44 prolapses 44 scramjet powered 44 spacecraft thrusters 44 photon torpedo 44 gluon 44 bipedal locomotion 44 superior mesenteric artery 44 windshear 44 robotic Canadarm 44 Cherenkov radiation 44 evolutionary adaptations 44 involuntary spasm 44 Venusian atmosphere 44 whale blowhole 44 hypersonic speeds 44 DART spacecraft 44 Goldilocks planet 44 venomous barb 44 ballistic trajectory 44 gill slits 44 De Havilland Beaver 44 helicopter tail rotor 44 misconnection 44 mystery Skorik 44 deorbiting 44 wavefronts 44 drogues 44 yawing 44 VTOL 44 hypersonic glider 44 airbag deploys 44 Yarkovsky effect 44 ultrasonic vibrations 44 ventral fins 44 tectonic stresses 44 Vibrio fischeri 44 sagittal plane 44 Argentavis 44 knifelike 44 Scientifically speaking 44 inertial reference 43 vapor plume 43 drogue 43 MARSIS radar 43 tailboom 43 propeller 43 MH #S Seahawk 43 depressurizes 43 axis perpendicular 43 Julien Gourguechon 43 triplane 43 electromagnetic signals 43 airspeed indicator 43 cabin depressurization 43 Jobinger 43 nerve degeneration 43 congenital brain tumor 43 capture myopathy 43 asteroidal 43 abiogenesis 43 supersonically 43 acetabular cup 43 unsymmetrical 43 inchworm 43 thrust vector 43 copper fortified impactor 43 clumpiness 43 stubby wings 43 flashovers 43 YORP effect 43 hydrazine tank 43 sponsons 43 lethal mutagenesis 43 Tycho supernova remnant 43 Wnt proteins 43 mechnical 43 Skycrane 43 eyewall replacement 43 gravitational interaction 43 backcast 43 float weightlessly 43 shuttle aft compartment 43 Hydroplaning 43 ejecta plume 43 lenticular clouds 43 ligamentous injury 43 pitot 43 P#/P# truss 43 rotate counter clockwise 43 director Annette Hasbrook 43 fossilized insides 43 depressurised 43 substorm 43 exoskeletal 43 micrometeoroids 43 snap oversteer 43 aerofoils 43 micrometeoroid 43 MRL mouse 43 uncontained engine failure 43 particle acceleration 43 microjet 43 bearingless 43 yaw damper 43 neutron radiation 43 topological defects 43 plane thrust reversers 43 drogue chute 43 ion thrusters 43 unclear Dubon 42 underslung 42 microgravity environment 42 moonquakes 42 scramjet engines 42 overpressure 42 subdural haemorrhage 42 barbed tail 42 X ray scattering 42 director Ginger Kerrick 42 oscillatory behavior 42 impactor spacecraft 42 moon gravitational pull 42 vectored thrust 42 hypersonic jet 42 gamma ray bursts GRBs 42 Myc gene 42 JIMO 42 pressurisation 42 bacterial flagellum 42 gatling gun 42 cabin depressurized 42 Clogged arteries 42 counterclockwise rotation 42 ablate tissue 42 filamentary structures 42 hypersonic cruise missiles 42 KT extinction 42 Comet Encke 42 inbreeding depression 42 cyclic loading 42 nosewheel steering 42 swim bladders 42 radar interferometry 42 vortex generators 42 Pave Low 42 robot locomotion 42 RoboSwift 42 waviness 42 aft fuselage 42 oscillatory 42 infalling matter 42 soundwaves 42 foam shedding 42 Joshua Cawthra 42 sine curve 42 pintle 42 superstrong 42 thrust vectoring 42 corona discharge 42 microsaccades 42 twin rotor Chinook 42 ailerons 42 lunar landers 42 cutoff ECO 42 Tunguska explosion 42 quantum particle 42 concentric ripples 42 anterior pelvic 42 inertial guidance 42 hydraulic actuator 42 pitot tube 42 tail rotor blades 42 gimbals 42 airbursts 42 quantum weirdness 42 involuntary spasms 42 hydraulic actuators 42 Ordovician extinction 42 intercranial pressure 42 magnetic coil 42 impactor 42 idler arm 42 hydraulic jaws 42 intergalactic spaceship 42 eddy currents 42 frictional resistance 42 neurological pathways 42 capsule parachutes 42 Genetic mutations 42 quadrupedal 42 volcanic plumes 42 rotor 42 gravitational acceleration 42 vaporise 42 vaporises 42 RAF Hercules aircraft 42 titanium aluminide 42 auroral displays 42 rapid depressurization 42 asymptote 42 bullet pierces 42 malfunctioning rotary joint 42 Oxygen deprivation 42 Benthic Rover 42 Scientists theorize 42 rotating blades 42 bipod ramp 42 airframe parachute 42 shattered vertebra 42 tailcone 42 Martian terrain 41 OMS pods 41 axial loads 41 protruding strips 41 foam fragment 41 winged spacecraft 41 malposition 41 slightest miscalculation 41 Peony nebula star 41 odorant molecule 41 quantum tunneling 41 Kaufeler 41 motion parallax 41 solitary locusts 41 clutch lever 41 fuel tank inerting 41 aerodynamic impediment 41 optionally manned 41 neutrally buoyant 41 energetic cosmic rays 41 orbital altitude 41 wingbeats 41 fission reactions 41 quadrocopter 41 ciguatera toxin 41 Earth ionosphere 41 Galileo spacecraft 41 reverse thrusters 41 Nickolenko 41 propulsion 41 miswired 41 vertical stabilizers 41 reverser 41 thruster 41 rotating counterclockwise 41 unsurvivable 41 telemetry instrumentation 41 micromachine 41 rover robotic arm 41 acceleration deceleration 41 ducted fan 41 excessive pronation 41 spalling 41 trama 41 Star Trek transporter 41 inattentional blindness 41 strangelet 41 Ms Jiggins 41 Blood clot 41 capacitive coupling 41 carbonfiber 41 parafoil 41 wind vane 41 airglow 41 Martian microbes 41 chromosomal imbalance 41 flagellum 41 spine pelvis 41 horizontal stabilizer trim 41 tear glands 41 unascertainable 41 dihedral 41 distal radial 41 cabin pressurization 41 magnetic dynamo 41 meteoroid 41 Curiosity rover 41 Safety Bureau ATSB 41 landing VTOL 41 analog thumbstick 41 infalling 41 infalling gas 41 starquakes 41 extraterrestrial UFO 41 arrester 41 subduction earthquakes 41 nosegear 41 ionised gas 41 comet Boethin 41 gravitational slingshot 41 cork screw 41 mussel larvae 41 ballistic trajectories 41 deadman 41 airbag inflates 41 interstellar magnetic 41 clavicle fracture 41 geo synchronous 41 nasty squall 41 director Heather Rarick 41 BOP blowout preventer 41 simulated weightlessness 41 infra red beam 41 composite airframe 41 irregularly shaped asteroid 41 Herbig Haro 41 meteoritic material 41 inertial 41 ramjet 41 ozone munching 41 stiction 41 swirling vortices 41 spider silk fibers 41 Autosub# 41 bioelectric 41 spindle bearings 41 oceanic currents 41 shoulder girdle 41 dysfunction Zada 41 periodic dimming 41 Left unrepaired 41 Ares IX booster 41 pinwheel shaped 41 concussive blasts 41 plaque ruptures 41 microburst sudden 41 tiltrotor 41 needlelike 41 thrombus formation 40 seismogenic zone 40 Gedmark 40 xenomorph 40 coronal loops 40 Accurately determining 40 tardigrades 40 Acute pancreatitis 40 leaking hydraulic fluid 40 fluorescence quenching 40 mechanical 40 endothermic 40 saccadic 40 Bonnie Buratti 40 Martian rovers 40 repellers 40 microcantilever 40 Carey Lisse 40 relativistic jets 40 seatbelt tensioners 40 Streptococcus bacteria 40 radula 40 Type Ic supernovae 40 midships 40 flapless 40 electron positron 40 atmospheric disturbances 40 foulest weather 40 deice boots 40 spinning rotors 40 blastema 40 esophageal perforation 40 ilium 40 Crab pulsar 40 Ballbot 40 lateral knee ligament 40 SIRTF 40 SSMEs 40 detect gravitational waves 40 torquing 40 Uninhabited Aerial Vehicle 40 microscopic mite 40 parachute deploys 40 windlass 40 hydraulically activated 40 SBSS satellite 40 Circadian rhythm 40 tectonic uplift 40 moon Io 40 meteoroid impacts 40 flagellar motor 40 atmospheric phenomena 40 tensile stress 40 heatshield 40 ion propulsion 40 rotational axis 40 autopilots 40 arterial inflammation 40 rotator 40 Vagus nerve 40 Phys. Rev. Lett 40 Van McKenny 40 mammalian brains 40 Taurus XL 40 electromechanical actuators 40 stinging tentacles 40 sundog 40 photosynthetic machinery 40 PHLPP 40 elevons 40 circumstellar disk 40 marine stingers 40 belowdecks 40 aeroacoustics 40 cells secrete 40 snail shell 40 tectonic movements 40 velocity 40 Earth magnetotail 40 dieoff 40 fail catastrophically 40 supercooling 40 aerobatic maneuver 40 genetic recombination 40 spinning blades 40 diurnal cycle 40 powdery residue 40 bioelectrical 40 contra rotating 40 root rots 40 refueling nozzle 40 photon torpedoes 40 semicircular canal 40 phantom limbs 40 Steven Cummer 40 boreal ecosystems 40 delaminated 40 epigenetic modification 40 retrograde orbit 40 jagged ridge 40 KT boundary 40 ion thruster 40 microscopic bubbles 40 extremeties 40 thrombosis blood clot 40 rapid intensification 40 fendering 40 yaw 40 Coriolis Effect 40 spin counterclockwise 40 stick shaker 40 Bernoulli Principle 40 orbital insertion 40 pitots 40 semicircular canals 40 frictional heating 40 avoidance maneuvers 40 vorticity 40 C. neoformans 40 Saturn moon Mimas 40 plausible hypothesis 40 rotational inertia 40 Plate tectonics 40 Aeroscraft 40 tiltrotor aircraft 40 rudder pedals 40 unpowered 40 specular reflection 40 de Havilland Beaver 40 flying vaccinator 40 superhydrophobic surfaces 40 slight misalignment 40 neutron beam 40 duration spaceflight 40 liquid oxygen LOX 40 adamantium claws 40 albedo reflectivity 40 angled tail fins 40 Dynein 40 steering wheel tilts 40 compressional 40 Tornado F3 40 Doppler shift 40 Microfracture surgery 40 unflyable 40 robotic explorer 40 whirly 40 submarine periscope 40 subatomic scale 40 relativistic speeds 40 simulated microgravity 40 comets asteroids 40 serrated blades 40 drogue parachute 40 Geminga 40 counter clockwise rotation 40 bony pelvis 40 Martian dust 40 venomous spines 40 crank shaft 40 unpressurised 40 chemical reactivity 40 sonar dome 40 stub axle 40 vestibular apparatus 40 piston rod 40 Thrust reversers 40 De Havilland Comet 40 Mars Spirit rover 40 monopropellant 40 dipole magnets 40 decoy flares 40 localiser 40 microsleep 40 tailstock 40 STORRM 40 cumulonimbus cloud 40 inductive proximity 40 rattly 40 rotor shaft 40 delaminations 40 embolisms 40 retinal dystrophy 40 ablator 40 pelvic girdle 40 Subdural hematomas 40 energetic electrons 40 magnetospheric 40 syringe plunger 40 magnetic vortices 40 spine curvature 40 Sibeck 40 eject safely 40 incompletely understood 40 ligamentous 40 humanlike robots 40 old burnouts revving 40 orbital mechanics 40 jet propulsion 40 polar vortex 40 rusticles 40 aerodynamic stall 40 bolide 40 escapements 40 rebuildable 40 hollow tube 40 retroreflector 39 epicyclic 39 submersible craft 39 whale beachings 39 gyro stabilized 39 congenital deformity 39 VASIMR 39 antineutrino 39 airborne toxin 39 reclosure 39 facture 39 roughening 39 THEMIS spacecraft 39 generator stator 39 airburst 39 Particle acceleration 39 maneuvering thrusters 39 biohybrid 39 airplane contrail 39 inertial sensing 39 micromanipulator 39 gamma ray flashes 39 vibro acoustic 39 hydraulic pistons 39 hindcasting 39 Nimrod MR2 39 branching morphogenesis 39 capsaicin receptor 39 gaseous methane 39 RRATs 39 turbo prop engines 39 radome 39 hypersonic missiles 39 nogo receptor 39 bone demineralization 39 reversers 39 traumatism 39 parabolic curve 39 twin fuselages 39 servo valves 39 dislodgment 39 electromagnet 39 Bombardier Q# turboprop 39 bullet trajectories 39 Adrian Peterson fumbling 39 fossilize 39 x ray scattering 39 spinning counterclockwise 39 iceberg calving 39 gear shifters 39 Nemicolopterus 39 planetary surfaces 39 megathrust quake 39 glideslope 39 alkalosis 39 micromachines 39 glide slope 39 infrared ultraviolet 39 protuberances 39 #kt #km h 39 Rossby waves 39 coiled springs 39 CALIPSO satellites 39 VY Canis Majoris 39 graphite whiskers 39 breathing supersonic combustion 39 dissected aorta 39 coriolis 39 Mars landers 39 Cosmic ray 39 spin precession 39 driver Herman Zeides 39 neutron diffraction 39 runway centerline 39 OMS pod 39 miniaturise 39 rocket nozzle 39 Saturn Cassini 39 vomeronasal organ VNO 39 painful muscle spasms 39 MAVs 39 ocean eddies 39 Type Ia supernovas 39 femtosecond lasers 39 dimorphic 39 starboard rudder 39 Engelauf 39 muscular contractions 39 tides currents 39 oxidiser 39 inherit predisposition 39 Invisibility cloak 39 fatal arrhythmias 39 inertial navigation systems 39 cyclogenesis 39 Wallops Island Va. 39 optical sectioning 39 Damaging wind gusts 39 vibrationally excited 39 rotor blade 39 elusive Higgs 39 cotter pin 39 damaged thermal tiles 39 convective heat 39 thermoacoustic 39 horizontal stabilizer 39 superstrength 39 dislocated vertebrae 39 burster 39 Gamma ray burst 39 simulate weightlessness 39 azimuthal 39 mainsail halyard 39 glacier calving 39 ultraprecise 39 chaingun 39 arrythmia 39 erupt explosively 39 tubercles 39 Ares IX rocket 39 Temperature extremes 39 optical aberrations 39 sterile neutrino 39 limpet mine 39 premature detonation 39 Michoud La. 39 runaway greenhouse 39 rostral anterior cingulate cortex 39 planets orbits 39 hydroxyl molecules 39 airway blockage 39 sensory organ 39 vaporisation 39 origami masters 39 viscoelastic properties 39 pecan scab 39 Bernoulli principle 39 vernier 39 Unidentified Flying Object 39 facial scarring 39 #mm Gatling gun 39 thoracoabdominal 39 cogwheels 39 diverticular 39 filamentary structure 39 high altitude airship 39 prestin 39 Virgin Galactic unveils 39 cowlings 39 APKWS II 39 rocket thrusters 39 sustained muscle contractions 39 cam shaft 39 ESA GOCE 39 hypersonic scramjet 39 radar altimeter 39 hyper excitability 39 sensory acuity 39 muscle degeneration 39 overspin 39 electrical conduction 39 obliquity 39 thermic 39 cardiac arrythmia 39 equilibrating 39 tachyon 39 bacterial wilt disease 39 pulmonary thromboembolism 39 oxygen depravation 39 balloon inflates 39 bistability 39 Tintomara 39 Merlin 1C 39 curvature 39 miscalibration 39 magnetic substorms 39 grapnel 39 carbonate globules 39 toroid 39 gunshots Urquhart 39 Wolf Rayet stars 39 parabolic arcs 39 Shoulder dystocia 39 Benign Paroxysmal Positional Vertigo 39 microtrauma 39 neutron beams 39 lethal arrhythmias 39 dexterous robot 39 Mercury exosphere 39 Scientists theorized 39 propellor 39 CryoSat satellite 39 chromosomal mutations 39 evolutionarily ancient 39 gyrocopters 39 chaotic menstrual cycles 39 Compressed air 39 nanoparticle arrays 39 corkscrew 39 misalign 39 torque limiter 39 corrosive acids 39 taper roller bearings 39 manoeuverability 39 vortex shedding 39 AC #H Spectre 39 evolvability 39 pneumatically driven 39 spherical 39 precess 39 jointed legs 39 spin counter clockwise 39 hangman fracture 39 autoclavable 39 scramjet engine 39 anatomical landmarks 39 retractable claws 39 housefly 39 wheel tethers 39 comet orbit 39 sidespin 39 hexapod 39 biomagnification 39 hydrogen isotopes 39 Viterbi decoding 39 blind shear ram 39 frangible 39 propellant loading 39 carbonaceous chondrite 39 littoral combat 39 incarcerate orcas 39 extraterrestrial UFOs 39 superluminal 39 concave convex 39 Kort nozzle 39 jet contrail 39 biologically plausible explanation 39 muscle wastage 39 ascender 39 Thawing permafrost 39 geomagnetic disturbances 39 Pitot tube 39 Tendon ruptures 39 microlite 39 altitude airspeed 39 coronal loop 39 railgun 39 Arctic oscillation 39 superheating 39 uncontained failure 39 Tongue piercing 39 articular surfaces 39 vertebra slips 39 physiological abnormalities 39 sidestick 39 sidescan 39 invisibility cloaking 39 scratches scrapes 39 Fregat upper stage 39 orbiter 39 echo sounder 39 bulbous bow 39 mesospheric 39 Jupiter Icy Moons 38 Sixaxis controls 38 equatorial orbit 38 radar reflector 38 pneumatic cylinders 38 branching corals 38 spinnerets 38 attenuation correction 38 Genetic abnormalities 38 compressor stalls 38 haematomas 38 predator prey interactions 38 electric dipole 38 daggerboard 38 Algal blooms 38 Bridget Ann Serchak 38 exponential decay 38 screwball ruse 38 Grammier 38 bioagents 38 potato tuber 38 penetrating radar 38 propulsions 38 magnetic monopoles 38 Microbursts 38 ionise 38 Falcon Hypersonic Technology 38 nosecone 38 supernova explosion 38 sudden downdraft 38 protoplanets 38 embolic material 38 bathyscaphe 38 spectrometric 38 reef habitats 38 Sonic booms 38 serrations 38 vertebrate embryos 38 benign positional vertigo 38 photochemical reactions 38 planktons 38 TPS Thermal 38 asteroid impacts 38 photon beams 38 GSLV rocket 38 involuntary muscle contractions 38 Nasa Deep Impact 38 millimetric 38 EMALS 38 Lunar Excursion Module 38 mechanical malfunction 38 Comet 9P/Tempel 1 38 slightest nudge 38 EA 6B 38 unladen swallow 38 multifunctional nanoparticles 38 Protruding 38 SMOS mission 38 aileron 38 microlens 38 megathrust earthquakes 38 Paul Czysz emeritus 38 Shallow Subsurface Radar 38 gearsets 38 hydraulic rams 38 Launch Abort System 38 hay bailer 38 noctilucent cloud 38 manifold assemblies 38 birdstrikes 38 Shepherding Spacecraft 38 flightworthy 38 titanium bolts 38 moonlets 38 cosmic ray flux 38 acute subdural hematoma 38 inattention blindness 38 clunking noises 38 supersonic aircraft 38 groundfire 38 avian predators 38 macroscopically 38 Remotely operated 38 auditory stimulation 38 intraventricular 38 funnel shaped 38 self destruct mechanism 38 ligamentous laxity 38 planetary orbits 38 calcium buildup 38 abnormal airflow 38 duration spaceflights 38 gyroplane 38 genomic imprinting 38 terraforming Mars 38 toxic hydrazine fuel 38 inner Oort Cloud 38 thermonuclear explosion 38 cybernetic organism 38 calmodulin 38 volatilized 38 spore germination 38 vapourise 38 shark repellant 38 Coral bleaching 38 blood vessel constriction 38 wobble 38 airsickness 38 vein clot 38 propellant tanks 38 oxy acetylene 38 ionized plasma 38 GR4 38 bionic beak 38 subatomic particle 38 robotic manipulator 38 downbursts 38 lurched violently