Science
Grant Imahara
Robot builder, modelmaker and television host on Mythbusters.419,342 followers | Follow
Stephen Hawking
Theoretical physicist and Lucasian Professor of Mathematics at the University of Cambridge. Likes: black holes, cats and watching TV.127,567 followers | Follow
alexismadrigal
Senior editor, @TheAtlantic. Author of Powering the Dream. @WIRED alum. Married to @sarahrich.94,473 followers | Follow
National Wildlife
National Wildlife Federation works to inspire Americans to protect wildlife for our children's future. Staff updating: @starfocus @rarewildlifeguy @ksuzj89,469 followers | Follow
Cynthia Yildirim
Geek Extraordinaire. Enjoys politics, tech, video curation, and space. Care about freedom and human rights.72,512 followers | Follow
Twisst ISS alerts
Twisst sends you a tweet when the international space station (ISS) will be visible at your location. Created by journalist/webdeveloper @tjaap. #science #space46,885 followers | Follow
NOAA's Ocean Service
NOAA's National Ocean Service is the nation's premier federal science agency for oceans and coasts.44,317 followers | Follow
John Assaraf
John Assaraf is an international bestselling author, lecturer and consummate entrepreneur with a passion for brain research and quantum physics.38,235 followers | Follow
Bob Richards
Space entrepreneur. Orphan of Apollo. A Founder of the International Space University, Singularity University, SEDS, Odyssey Moon & Moon Express (CEO).38,205 followers | Follow
Educator.com
Premium math and science help for high school and college students.28,290 followers | Follow
Dr. Mark Drapeau
Microsoft guy creating things for innovators everywhere. Edit @Publicyte, produce @Geek2Chic, co-founded @Hamstrong, advise @StartupDC, help @NFTE.21,705 followers | Follow
Know Cancer
Know Cancer is a Social Network that provides Support, Education and Resources to the Cancer Community. Come join us!21,518 followers | Follow
Johns Hopkins
Johns Hopkins University: Research, Medicine, Engineering, Applied Physics Lab, Nursing, Public Health, Arts&Sciences, Peabody, Education, SAIS, Carey21,350 followers | Follow
alonzo fretwell
music, linux, computer science, open systems, wit, philosophy, math21,054 followers | Follow
David Bradley
Science news, views, interviews and tech talk from Science Writer David Bradley based in Cambridge, England, UK. First solo book coming soon - Deceived Wisdom.17,280 followers | Follow
Raelian Movement
Where do we come from? What is the purpose of life? How can we live peacefully and happily? is there a better way?16,520 followers | Follow
johnculberson
John Culberson: Proud father, happy husband. TX Congressman-Jeffersonian Republican. Let Texans Run Texas. Amateur astronomer15,346 followers | Follow
Aurametrix, Inc.
Connect the dots to better health! Aurametrix helps you identify the subtle cause-effect relationships that contribute to how you feel--any time, any day.15,084 followers | Follow
Martin Orton
I'm a Webmaster. I like IT, History, Music, Cars, Architecture, Property, Photography, Interior Design, Gaming, Astronomy, Geography, Geology, Science, Nature.12,552 followers | Follow
Janet Bloem
Stay Positive - Do Good! Love the Arts, technology /gadgets, astronomy, photography, fashion, music, reading, short films, anthropology, biking.9,935 followers | Follow
Brian Murray
Thanks to the Beachbody home business, I went from a teacher's salary to a six-figure income in just one year! Now I work from home and am living the dream.9,234 followers | Follow
Helene Laurence
Law of Attraction, Quantum Physics, Abraham, Philosophy, Religion, Spirituality, Yoga, Humanities, Holistic Health, Living/Raw Food, Personal Growth,Having FUN!9,215 followers | Follow
Mind Hackz
Delivering you the ultimate hacks for cognitive performance (that's YOUR MIND). DO try this at home!8,709 followers | Follow
Kendall Thiessen
I am an #inventor and Contract & IP #attorney. I love seeing new #ideas realized--esp for social good. My site: http://www.transideation.com7,481 followers | Follow
Gerald_Janauer
Scientist, photographer, former college professor, current Family Foundation School Science chair6,092 followers | Follow
CLARENCE A GRASTY
Seeking the Holy Spirit, thirty-two years as a math teacher, administrator, family man, reader, thinker, tinkerer, golf fanatic, and new business owner.5,163 followers | Follow
Robert Popoff
A politcal misfit, frustrated physician, litigator, creative writer and recreational chemist!4,802 followers | Follow
Bruce Fraser Jr
Passionate about web development, Drupal, travel, world cinema & seafood. Powered by coffee. http://ug.linkedin.com/in/brucefraser4,726 followers | Follow
Liam Vickery
I make bad music. http://soundcloud.com/itsclipping - Don't listen to these tracks. Also, don't watch these videos. http://www.youtube.com/user/itsclipping3,912 followers | Follow
Whole Science
Tweets on the potential of the human mind! From the science and self development site, Whole Science. Is your mind more powerful than you think?3,814 followers | Follow
