#1

SpaceAstro Space & Astronautics 126,180 followers (5 on this list)
Bio NASA, ESA, NOAA, USGS, astronomy, space, weather, hurricanes, oceans, Earth science, earthquakes, aerospace. Editor/Journalist. Also: @oceanechoes @helpanimals
Location Space & Astronautics News
Web http://space.gs
Other lists:  nasa, science, space-astronautics, tech-news, Weather_News, nasa

#2

jcchancellor Jeff Chancellor 18,062 followers (1 on this list)
Bio President & CEO of the Cancer Warrior Coalition. We are working to build a cancer therapy and research center in Texas.
Location Houston, Texas
Web http://cancerwarriorc...
Other lists:  cancer, cmo, cmos, science

#3

CERN CERN 15,439 followers (2 on this list)
Bio CERN, the European Organization for Nuclear Research, is the biggest particle physics laboratory in the world.
Location Geneva
Web http://www.cern.ch
Other lists:  nuclear, science

#4

RichardLegg RichardLegg 11,021 followers
Bio 25yr old physicist turned internet marketer :-)
Location Seattle, WA
Web http://www.Richard-Le...
Other lists:  science

#5

leonardhofstadt Leonard Hofstadter 10,954 followers (1 on this list)
Bio Superman fan. Physicist. Hopelessly lost when it comes to women... Not much of a Twitterer.
Location Caltech

#6

Physics_info Physics 9,990 followers (2 on this list)
Bio Your guide to physics on the web. I like to chat about phyysics, and feel free to ask any burning physics question now
Location US
Web http://www.educationa...

#7

MikeArgi Michael Argiroudis 9,069 followers (1 on this list)
Bio Physics teacher at Jr.H.S. - Aspire to move outside of that boring day to day routine and edge closer to a more well defined future of productivity
Location Chios,Greece
Web http://sites.google.c...

#8

Prof_S_Hawking Stephen Hawking 8,869 followers (1 on this list)
Bio Theoretical physicist and Lucasian Professor of Mathematics at the University of Cambridge. Likes: black holes, cats and watching TV.
Location Cambridge, UK
Web http://www.hawking.or...
Other lists:  math

#9

johnassaraf John Assaraf 8,186 followers (1 on this list)
Bio John Assaraf is an international bestselling author, lecturer and consummate entrepreneur with a passion for brain research and quantum physics.
Location San Diego, CA
Web http://johnassaraf.co...
Other lists:  coach

#10

sciencebase David Bradley 7,779 followers (2 on this list)
Bio Science Writer David Bradley. Cambridge, UK. Physical and life sciences news and views + tech, internet, web commentary. (Loves: family, guitar, singing, dog)
Location Cambridge, UK
Web http://sciencebase.co...
Other lists:  astronomy, biology, chemistry, science

#11

helenelaurence Helene Laurence 6,340 followers (1 on this list)
Bio Holistic Health, Living Foods & Sprouts, Raw Food, Spiritual, Voracious Reader, Love History Channel and my DVR, Quantum Physics, the Arts, Growth, Travel!
Location Asheville, NC & Ft Laud.,FL
Web http://www.harmonydre...
Other lists:  raw

#12

JohnsHopkins Johns Hopkins 5,788 followers (1 on this list)
Bio Johns Hopkins University: Research, Medicine, Engineering, Applied Physics Lab, Nursing, Public Health, Arts&Sciences, Peabody, Education, SAIS, Carey
Location Baltimore, MD
Web http://www.JHU.edu
Other lists:  college, public-health-safety, research, science

#13

jeanmarcgulliet Jean-Marc Gulliet 4,506 followers
Bio Software engineer Mac addict OS X iPhone indie developer Mathematica expert Love sciences scifi music photography movies tv series
Location Milton Keynes, UK
Web http://www.facebook.c...
Other lists:  math

#14

TanyaShively Tanya Shively 3,916 followers
Bio ASID Eco-friendly luxury interior designer & LEED AP, Jackson Hole native; fascinated w/ quantum physics & LOA
Location Scottsdale, Arizona
Web http://www.sesshudesi...

#15

TonyGourlay Tony Gourlay 3,849 followers
Bio Spend days in mystery of life... Entrepreneur... student, play semi-pro football, read, outdoors man... Provide Mind Body and Spiritual Guidance...
Location Traverse City, Michigan
Web http://www.WalkingToF...

#16

bjflanagan Brian J Flanagan 3,210 followers (3 on this list)
Bio Writer/scientist, keen on math, physics, philosophy, literature, history, politics, languages, tech, music, film...
Location Far Periphery
Web http://fieldeffectech...
Other lists:  elearning, film, history, languages, literature, music, philosophy, politics, writer

#17

MadelineBinder Madeline D, Binder 1,490 followers
Bio Science Fair Lady bringing you free science fair projects, ideas, topics, experiments & resources.
Location Evanston, IL
Web http://www.super-scie...
Other lists:  biology, chemistry, homeschool, microbiology, science, scienceed, sciencefair, sciencefairprojects, teachers

#18

MThellfire Moon Howler 1,289 followers (1 on this list)
Bio geophysicist. wolf hugger. antiwar ranchgirl owned by a pack of springer spaniels and one JRT. voracious reader.
Location Montana, Earth
Web http://hellfirespring...
Other lists:  atheist, climatechange, dogs, environmentalist, geology, montana, photography, science, space

#19

finestructure Fine Structure 956 followers (3 on this list)
Bio Updates from the Fine Structure blog and other science/physics discussion from @nickoneill
Location San Francisco
Web http://www.finestruct...
Other lists:  science, space, writing

#20

multiphysics COMSOL Multiphysics 505 followers (1 on this list)
Bio COMSOL Multiphysics Modeling and Simulation Software
Location http://bit.ly/BN0tD
Web http://www.comsol.com
Other lists:  cad, cae, engineering, fea, multiphysics, optimization, science, simulation, solidworks