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(Click for frequent words.) 47 Tamara Monosoff 47 StreamLink 45 Ottmar Mergenthaler 45 BrandU 44 Hugo Gernsback 44 Bigweld Mel Brooks 44 Stanford Ovshinsky 44 Segway inventor Dean Kamen 43 Devlyn Steele 43 LifeBio 43 MakerBot Industries 43 Smartfish Technologies 42 HepcoMotion ® 42 Authorware 42 Squid Labs 42 Acorn Computers 42 Dan Bricklin 42 entrepreneur Dean Kamen 42 Crowdfunding 42 Danielle Keister 42 Dante Giacosa 42 Cliff Kushler 42 Pearl Fryar 41 Wham O toy 41 stylist Spillane 41 GenGreen 41 Application Delivery Assurance 41 RotoView 41 Healthy Vending 41 unique thin crackery 41 iBOT Mobility System 41 Clarence Birdseye 41 Bre Pettis 41 Inventors Digest 41 Daylighting 41 Greensgrow 41 Elihu Thomson 41 MLM Leads 41 Hartmut Esslinger 41 Segway inventor 40 Richard Trevithick 40 POP ROCKS 40 Count Rumford 40 Biomimicry 40 Babbage Difference Engine 40 USB Typewriter 40 Philo Farnsworth 40 Lean Startup 40 Hub Schlafly 40 Scott Brusaw 40 cartoonist Rube Goldberg 40 Lee Felsenstein 40 Newgrass 40 Siphon Flush 40 Hypercar 40 Persuasion Architecture 40 LoggerHead Tools 40 Rodney Copperbottom Ewan McGregor 40 Snap Saver 40 InvenTeam 39 ESDN 39 worldchanging 39 ZPG 39 Dr. Aleinikov 39 Hungarian Erno Rubik 39 Intellectual Ventures IV 39 #/#/# Updated #/#/# [001] 39 Edwin Booz 39 Anthony Olivier MadCap 39 Robert Langer ScD 39 Mr. Jalopy 39 UGOBE 39 Santal Solutions 39 Simon Sinek 39 GBMP 39 Leo Fender 39 Encore Careers 39 Irv Robbins 39 Symbolics 39 LXI Standard 39 Agile Scrum 39 ChopChop 39 Dr. BJ Stanbery 39 Marian McQuade 39 Upcycling 39 underlying CSRV 39 Clayton McNeff 39 scientist Nikola Tesla 39 Selsam 38 AxSTREAM ™ 38 Reimagine 38 CodeBlueNow 38 Arianna Huffington Fineman 38 Hans Moravec 38 HumanKind 38 Lightworks 38 Stan Ovshinsky 38 Yankee ingenuity 38 Piano Wizard 38 APlusReports.com 38 Sakichi Toyoda 38 Magic iBOLT 38 Janine Benyus 38 gristmills 38 Arthur Ganson 38 countrypolitan sound 38 Perkins Brailler 38 MakerBot 38 bread slicer 38 Jannard 38 Melvil Dewey 38 Bell Aerosystems 38 Glen Hiemstra 38 HumanCar 38 Freemind 38 Mind Maps 38 NetBlender 38 Nobel Swedish industrialist 38 NutriSystem Nourish 38 Futurist Ray Kurzweil 38 Taulbert 38 Gloria DeGaetano 38 Kinetoscope 38 Emile Berliner 38 Ugo Conti 38 SheerBliss Ice Cream 38 Pyrex glassware 38 countertop appliance 38 SaaS.com 38 Gauri Nanda 38 inventor 38 Henri Seydoux 38 Improve Education.org 38 designer Yves Behar 38 vertical tillage 38 Metamaterial 38 ElectriPlast 37 BrainPulse 37 Pumgo Scooter 37 Bob Bemer 37 Kidfresh 37 Rough Terrain Vehicle 37 Jonathan Pontell 37 Axel Schultze 37 Hiram Maxim 37 Edouard Heuer 37 Zink Imaging 37 Green Real Estate.com 37 Nevron 37 H2Go 37 Pixel Advertising 37 Lenat 37 Dara O'Rourke 37 Damian Mandola 37 mechanical watchmaking 37 Eben Bayer 37 Nibi Software 37 Onlife 37 Gaia Theory 37 BlackLight Power 37 Flatulence Deodorizer 37 FastTrac LaunchPad 37 HyperSonic Sound 37 Teressa Bellissimo 37 photomicrography 37 portmanteau word 37 InstaLoad 37 Bevirt 37 piezo inkjet 37 Eugene Kleiner 37 Ready Steady Move 37 entreprenuer 37 H2Om 37 McCormick reaper 37 Characters Welcome brand 37 IBM autonomic computing 37 SMIDO 37 WomanBusinessOwner.com 37 Taiichi Ohno 37 ablest executives 37 Functions PUF technology 37 Smarter Retailing 37 CastlePointe 37 Enabling Environments 37 Viterbi algorithm 37 MarketPoint SM resource 37 Moog Synthesizer 37 Apple IIGS 37 iScience 37 tweel 37 invention 37 Pocket Fisherman 37 Botanicalls 37 Entrepreneurialism 37 cream separator 37 Electrowetting 37 Rudolf Diesel 37 Bootstrapping 37 Alfred Baloyi 37 CNP Integrations 37 blues harmonica player 37 micro encapsulation 36 Veg O Matic 36 tinkerer 36 Scooter McDoogal 36 Adobe Strobe 36 Bernoulli Principle 36 Artisan Naturals 36 Inventor Dean Kamen 36 Sonic Qflix 36 SawStop 36 Inflexxion 36 CertiPUR US 36 Scientific Breakthroughs 36 Laurie Penix 36 METAlliance 36 Green Launching Pad 36 electret microphone 36 blackboard eraser 36 Jef Raskin 36 Natty Bumppo 36 Printelligence TM 36 jQuery UI 36 Frisbee inventor 36 Nils Bohlin 36 eebee adventures 36 Amal Graafstra 36 xerography 36 MMSDC 36 Ori Sivan 36 Boyesen 36 Hugo Spowers 36 Johnny Carrabba 36 Energetically Autonomous Tactical 36 Ben Gulak 36 Myine Electronics 36 Urie Bronfenbrenner 36 iWave Cube 36 Friedrich Froebel 36 famed abolitionist Frederick 36 Van de Graaff 36 OMRI Listed 36 Trevor Baylis 36 Giga Omni Media 36 Fritz Sennheiser 36 Responsible Homeowner Reward 36 Lean Thinking 36 Brian Vaszily 36 Difference Engine 36 GuildCafe 36 mechanical reaper 36 Kryron 36 Frisbee Hula Hoop 36 NIST JILA 36 Superbrothers 36 Engelbart 36 ingenious inventions 36 J. Presper Eckert 36 Jani Penttinen 36 Display MLD 36 bladeless fan 36 Denali Flavors 36 D#g#tal Dr1ve 36 Foot Flush 36 Polyface 36 MEMS microelectromechanical systems 36 Richard Bandler 36 Mathematics Awareness Month 36 MaxEdge system 36 Stephanie Kwolek 36 Seasteading 36 Jerome Lemelson 36 Nolan Bushnell 36 Your Own Path 36 AMB PDM 36 readability formulas 36 Xuesong Zhou 36 Igor Sikorsky 35 LXE RFID 35 Alice Korngold 35 Fingerworks 35 napkin sketch 35 prolific inventor 35 Bit Cauldron 35 Coolest Inventions 35 Spirograph 35 Moog Modular 35 futurist Ray Kurzweil 35 Catherine Filene Shouse 35 SS Kresge 35 PaperWise 35 Rags2Riches 35 Invent Tech 35 Individualization 35 DisplayPort specification 35 spintronic device 35 Jim Delligatti 35 Spinal Stretch 35 bio mimicry 35 ThePort 35 DNA sequencer 35 Qwerk 35 self proclaimed geek 35 Training JumpStart 35 Gucci Giannini 35 Instant Krazy Glue 35 Epigenome 35 wood turner 35 wheelwright 35 RepNation 35 CompuMentor 35 ThunderCloud 35 futurist Alvin Toffler 35 Favorite Poem Project 35 Gunpei Yokoi 35 RCA Laboratories 35 * ecko unltd 35 agritainment 35 CinePlayer 35 Electric Boogaloos 35 OpenStep 35 Participatory Culture Foundation 35 Solar Synapse 35 Automatix 35 Pixel Corps 35 Mozart Effect 35 abolitionist Frederick 35 Tomotaka Takahashi 35 Alec Issigonis 35 Stereolithography 35 DynaTAC 35 renowned futurist 35 Virtual Eternity 35 Cheez Doodles adapting 35 BrandU ® 35 Singer Sewing Machine 35 DevOps 35 SafeLawns 35 Topic Maps 35 BMW Efficient Dynamics 35 irreversible electroporation IRE 35 Heilmeier 35 LiveContent 35 Wufoo 35 Andy Lipkis 35 InventBay.com s 35 Alfred Mosher Butts 35 Sagan widow 35 ProgramSM 35 homebrewer 35 Remo Saraceni 35 Shellenberger pops 35 Keds Collective 35 Miniaturisation 35 Busyness 35 BoonEx Group 35 Dryer Balls 34 Chaotics 34 yeoman farmer 34 About VIASPACE Originally 34 Squidoo lens 34 CoreSpine Technologies 34 Singer Featherweight 34 Universal Adapter 34 Quality Interactions 34 Cognitive Behavioral Therapy CBT 34 Conscious Capitalism 34 Stephan Wrage 34 eCoupled TM 34 axial flux 34 Erector Sets 34 imagineer 34 DevHub 34 Sustainable Minds 34 innovator Propex 34 Pelham Preparatory Academy 34 FB Heron 34 Popeil 34 Novamente 34 Stylophone 34 Ezra Meeker 34 drip coffeemaker 34 Plumen 34 iModerate 34 Staplcotn 34 Nethercomm 34 inventors innovators 34 Sergei Sikorsky 34 ManyOne 34 LifeGen 34 Evalve Inc. 34 missional church 34 Lisa Beres 34 VirtuSphere 34 opoc ® 34 Jorn Barger 34 Coase Theorem 34 NuSoil 34 Thighmaster 34 Englebart 34 Cullen abc 34 molecular assemblers 34 Upfront CFD 34 Dean Kamen inventor 34 Will Marre 34 hitRECord.org 34 Kokichi Mikimoto 34 Silicon Kinetics 34 Natural Capitalism 34 Wealthy Marketer 34 CBS Newsman 34 Gunter Pauli 34 Gonzo Journalism 34 Sustainability Consortium 34 Nicola Tesla 34 Joe Ranft 34 QD Soleil 34 OFDM MIMO 34 Inc. www.activevos.com 34 neXt 34 Joe Toucan Diabetes 34 Friese Greene 34 Patient Focused 34 DayTimers 34 Macromedia MX 34 Doremisoft Studio 34 Gene Roddenberry Star Trek 34 Envirofill 34 Ellery Hale 34 Raymond Kurzweil 34 AUTON Motorized Systems 34 Synthetic phonics 34 Tito Beveridge 34 Healthy Grown 34 Limor Fried 34 Acai Berries 34 Oskar Barnack 34 Superstruct 34 biocomposite 34 Lyle Rudensey 34 entrepreneurial 34 Popular Mechanics magazine 34 Walkman cassette player 34 Regional Reforestation Initiative 34 inventions 34 IRWIN Marathon 34 Compendia 34 Weili Dai Marvell 34 Ms. Shlaes 34 MINIMALISM 34 InventBay.com 34 TOLIS Group 34 designer Konstantin Grcic 34 soapmaker 34 Ettore Bugatti collapsed 34 Animate 34 horologist 34 meager beginnings 34 Polarion 34 Technologys 34 TurboCharged 34 Edisons 34 Dewey Decimal Classification 34 Sir Alec Issigonis 34 Cash Gifting 34 Mitchell Kapor 34 Displaced Homemaker 34 Mag Gro 34 Raytheon MathMovesU 34 Dannon Activia yogurt 34 Boloto Group 33 Cynthia Breazeal 33 philanthropist Fred Kavli 33 transcript De Vries 33 SAGE Scholars 33 Harry Coover 33 Zach McLeroy 33 SFF SIG 33 Human Centered 33 AgilePath 33 percolators 33 Bigweld Industries 33 Jamshedji Tata 33 SafetyIMPACT 33 Dreamcard 33 bagless vacuum cleaner 33 Robert Noyce 33 Ronimo 33 TriMedia 33 rollable displays 33 4Videosoft Studio 33 Robot EATR 33 Dany Levy 33 Learned Helplessness 33 Healthy Snack 33 Raffaele Esposito 33 Nick Holonyak Jr. 33 Rema Tip Top 33 Diet Pyramid 33 spinning jenny 33 Ron Popeil 33 Vocab Videos 33 polymer chemist 33 Mindstorms NXT 33 diversely talented 33 Commercially Viable 33 Rhizome 33 Nutiva ® 33 uTANGO 33 Charles Kuralt 33 Load Hog 33 ideablob 33 apple peeler 33 Virtual Machine Interface 33 Instamatic 33 Frank Rinderknecht 33 Blazing Lizard 33 ASAF 33 FarmLink 33 Sottsass 33 Federico Faggin 33 VastPark 33 ZINK TM 33 Jenny Floren 33 sonification 33 MicroTuner TM single 33 TrueThinker 33 halftone reproduction process 33 Technological breakthroughs 33 CEO Harry Schoell 33 card shuffler 33 ironworking 33 Microlending 33 Frederick Terman 33 FAFCO 33 Heartland Robotics 33 Unlimited Possibilities 33 GUNNAR Optiks 33 Hobie Alter 33 Lars Leksell 33 Thermoelectrics 33 Exergaming 33 glass armonica 33 Timesys LinuxLink 33 NovoTTF device 33 Mauchly 33 Vladimir Zworykin 33 Unified Modelling 33 Demmellash 33 Stephen Voltz 33 gene splicing 33 Szaky 33 platforming genre 33 Handshake Solutions 33 localvore movement 33 Paul MacCready 33 Dmitri Mendeleev 33 Leefeldt 33 XTech 33 Dr. Kurt Amplatz 33 Direct Promos 33 Buckminster Fuller 33 electro wetting 33 Richard Knerr 33 BLANKSPACES 33 electric motorcycles scooters 33 zoetrope 33 Freedom# 33 tinsmith 33 Lori Prokop 33 nonprofit #c# 33 Alfred Peet 33 BigLever 33 Toshio Iwai 33 Roy Plomley 33 innovative 33 Raymond Loewy 33 PathEngine SDK 33 FishTail 33 Adolphe Sax 33 entrepreneur 33 entrepreneurism 33 OpenAccess Coalition 33 Zapp Potato Chips 33 Millionaire Mindset 33 choreographer Alvin Ailey 33 Inventor 33 Epson Brighter Futures 33 Mentoring Programs 33 Felix Wankel 33 Milk Mustache Campaign 33 Disability Awareness CDA 33 Roomba robot 32 Marci Koblenz 32 Homeshoring 32 Karlheinz Brandenburg 32 Assure Controls 32 Ulead DVD 32 Vibration Exercise 32 Dotsie Bregel 32 Six Sigma methodology 32 TCO calculator 32 Vacuum cleaner 32 Solar Installers 32 Ada Lovelace 32 Entertaible 32 R. Buckminster Fuller 32 Arlin Sorensen 32 GiveBack 32 Freeverse Software 32 eureka moments 32 Andrew Rasiej founder 32 UV2A 32 Eco Sys 32 Healthy Snacking 32 architect Buckminster Fuller 32 Rhytec 32 genetically engineered organism 32 Foolish trivia 32 Carbon Footprint Reduction 32 NSK Inc 32 pin tumbler 32 CableLabs OpenCable 32 GNU Image Manipulation 32 Alexey Pajitnov 32 Cultural Creatives 32 Selventa 32 SACD CD 32 BEHIND THE NEWS 32 Yocto 32 Gentleware 32 massively parallel DNA sequencing 32 LightFX 32 extrude liquefied cornmeal 32 Obus Forme 32 bubble blower 32 Food Dehydrator 32 BJ Stanbery 32 Xerox Parc 32 Aeron chair 32 Abe Saperstein 32 Soldier Nanotechnologies ISN 32 bluesign standard 32 Liz Neporent 32 duplicable 32 Grote Reber 32 Frankencamera 32 Ole Evinrude 32 grist mills 32 ImageReady 32 precycling 32 Reloadable Prepaid Cards 32 P. Feynman 32 Michelson Morley 32 Pareto principle 32 hessnatur 32 CADENAS 32 Infinite Courses 32 GigaBeam founders 32 Infinite Peripherals 32 Zero Ink 32 THINK# 32 Magic Realism 32 Ceravision 32 Gretsch guitars 32 Rentiesville 32 Dymaxion 32 Nanocopoeia 32 Yahoo! Zimbra Desktop 32 iTechnology Forms Accelerator 32 Xerox Palo Alto 32 Darrieus 32 RightSourcing 32 Irving Langmuir 32 NewTek LightWave 3D 32 Sentiris 32 Einsteinian physics 32 Analytical Engine 32 engineer Burt Rutan 32 Theodore von Karman 32 inventor Nikola Tesla 32 Modern Mechanix 32 Sonic EDGe 32 RF cochlea 32 Donald Goerke 32 televangelist Rex Humbard 32 Sharafabadi 32 Johns Hopkins Civility 32 Elisha Otis 32 Flint Lockwood 32 Mildred Dresselhaus 32 Drummstick 32 TechStars Network 32 RamsayMedia 32 founders 32 Native CDFIs 32 Josaitis 32 Earthology Records 32 Additive Manufacturing 32 Benoit Mandelbrot 32 PLX Devices 32 inventor Ray Kurzweil 32 Molecular Gastronomy 32 chefdom 32 PATCA 32 Mokyr 32 Virtual Fairground 32 Commodore VIC 32 Otto Lilienthal 32 Aquamantra 32 posthumous inductee 32 Qt Quick 32 piezoelectricity 32 GameTap Original 32 inventor Dean Kamen 32 Klaus Teuber 32 Jack Kilby 32 Nick Holonyak 32 Buick Achievers Scholarship 32 Bitfone Corporation 32 Lithium Ion SuperPolymer ® 32 waterless washing 32 Delia Passi 32 pneumatic tire 32 Xerox PARC 32 Spacewar 32 Joseph DeRisi 32 Networked Graphic Production 32 Charles Babbage 32 Ecycle 32 Frank Sadlo 32 Cushie 32 Hukle 32 Deelip Menezes 32 Weight Loss Diet 32 Schoofs Prize 32 CarbonArc PRO 32 Frances Moore Lappé 32 Antonio Meucci 32 BroadCause 32 Willem Kolff 32 Calorie Counting 32 Positive Attitudes 32 Brannock Device 32 GISFW 32 Counterculture 32 proto bird Archaeopteryx 32 Livable Cities 32 Karl Elsener 32 THINK BIG 31 GEET 31 technological knowhow 31 Molecular Beam Epitaxy 31 Shuji Nakamura 31 Magnavox Odyssey 31 PlayNow TM arena 31 dadaist 31 Gut Instinct 31 inventors 31 Codeplay 31 Seymour Cray 31 Marcal Small 31 Moog synthesizer 31 Constantly Connected Gaming 31 Sembene Ousmane 31 innovations 31 kind FIGA ™ 31 Fred Curly Neal 31 hapless cavemen 31 Timberland Earthkeepers 31 Common Cartridge 31 InventHelp ® 31 Jeff Reinartz 31 Jim Von Ehr 31 Mike Folkerth 31 Nathan Handwerker 31 Fordism 31 Edmund McIlhenny 31 valveless 31 MuleSource Partner 31 Marvin Minsky 31 technology 31 CoCreate OneSpace Suite 31 GOT MILK 31 Technocracy 31 PackML 31 MPEG encoding decoding 31 GestureTek Mobile 31 ComplianceTrak 31 Larry Pliska 31 Caleb Bradham 31 revolutionary 31 architect Paolo Soleri 31 EurekaFest 31 TODAY 'S INTERVIEW 31 fractal geometry 31 auxetic 31 Severinsky 31 transpersonal 31 Hendrik Meijer 31 Rural Electrification Administration 31 Solartopian 31 ForeverGreen 31 visionary 31 Erlenmeyer flasks 31 EZ Sync 31 multi axis machining 31 hydrodynamic cavitation 31 Vegan Outreach 31 VisiCalc 31 Nokia Morph 31 splatter splash 31 Skil Corp. 31 Varatouch 31 Rockwell Automation Encompass 31 Lowering Blood Pressure 31 Greenness 31 DoStudio 31 DeltaVision 31 LENA Foundation 31 Fergason 31 bwired 31 ultrasonics 31 Jean Hoerni 31 RoboDynamics 31 Reduce Reuse Recycle 31 stain resistant clothing 31 founder Konosuke Matsushita 31 pioneers 31 Edison light bulb 31 mathematical proofs 31 launched autobytel.com 31 phototypesetting 31 invented 31 Inventor Dies 31 urban homesteading 31 NexStor 31 humble beginnings 31 MOTOMAGX platform 31 Hellfighters 31 Invent 31 hobby 31 ReImagine 31 Maurice Hilleman 31 Sean Moss Pultz 31 MERCI Retriever 31 membrane distillation 31 ElectroPhen 31 FinalTouch 31 CLM Workforce 31 Inventors Hall 31 creates virtuous circle 31 sOccket 31 microfabrication techniques 31 resorbable biomaterials 31 researcher Herbert Kroemer 31 eponym 31 transactional database Adabas 31 MicroAire 31 Fucoidan 31 vjoon 31 visionaries 31 Labelflash ™ 31 Gone Fishin Portfolio 31 Norbert Wiener 31 Employee Motivation 31 Klaus Lackner 31 Sir Humphry Davy 31 newfangled gadgets 31 Minerco Resources 31 multiverse theory 31 eureka 31 nanophosphate 31 ITAG 31 Collaborative Consumption 31 Accidental Sisterhood 31 Value Added Printing 31 DEKA Research 31 biomimetics 31 Holographic Versatile Disc HVD 31 Threewave 31 psychologist Mihaly Csikszentmihalyi 31 James McLurkin 31 electro optic polymers 31 STEP AP# 31 Iqbal Quadir 31 Cherokee Mankiller remembered 31 Caliber Therapeutics 31 Garveyism 31 HealthPrize 31 CivCity Rome 31 Structured Blogging 31 Microsoft FUSE Labs 31 Arthur Spud Melin 31 Nanonex 31 Dantzig 31 tinkerers 31 Hirschtick 31 Sramana 31 OGAP 31 soundscience 31 Stephen Wolfram 31 ITIL Six Sigma 31 Precise Path 31 Microsoft BizSpark Program 31 OpenIB Alliance 31 CREATE Lab 31 Coalwood 31 Bizarre Creations Blur 31 Dotomi Direct Messaging 31 Sharon Astyk 31 Career Paths 31 Disrupting Class 31 SATA ATA RAID 31 thingamajig 31 Zebronics 31 Syndicalism 31 BHGI 31 horseless carriages 31 Virtualization EcoShell 31 PURELL ® 31 surfboard shaper 31 Tom Standage 31 MaaS Impact 31 Zworykin 31 Aestus 30 metafiction 30 OpenAJAX 30 Orbo 30 Positive Reinforcement 30 Leon Battista Alberti 30 OpenEmbedded 30 Objectif Lune 30 Orbz 30 constructivist learning 30 MoMinis 30 AC Propulsion 30 zip fastener 30 Mr. Hryhor 30 Ernest Callenbach 30 YORP 30 Aditech Web 30 Project KURO 30 Sazio 30 St. Clair Kilby 30 Adolf Loos 30 electrophotography 30 Reduce reuse recycle 30 ModelPress 30 Microformats 30 Cinda Baxter 30 physicist Max Planck 30 Helicos Biosciences Corp. 30 George Heilmeier 30 Logie Baird 30 CellScope 30 Jamahiri 30 relativity theory 30 Aetrex Worldwide 30 Joule Unlimited 30 Rabinovitsj 30 Longevity Calculator 30 Patri Friedman 30 Kiwi ingenuity 30 sous vide cooking 30 afficionado 30 Edison phonograph 30 Gratzel 30 Entellus 30 Heinrich Hertz 30 1stACT 30 model railroader 30 psycho acoustic simulation 30 LASSO 30 3DM 30 Oscar Micheaux 30 photographer Eadweard Muybridge 30 MedInsight 30 buildingSMART alliance 30 Archimedes Movement 30 Joseph Weizenbaum 30 OFRF 30 ubiquitous Egg McMuffin 30 Telemetry Systems 30 dubbed spintronics 30 innovatory 30 Anglepoise 30 sculptural celebratory headpiece 30 ECO Friendly 30 Shri Dhirubhai H. 30 architect R. Buckminster 30 Sameness 30 Marceline Mo. 30 Shakti Gawain 30 Ansca Mobile Corona 30 Project Pericles 30 exercise activity thermogenesis 30 Silicon germanium 30 FFTA