Walter Sydney Adams, American astronomer
Star spectrum
Mount Wilson solar tower observation room
Mount Wilson solar observation towers
Saturn in 1911, stereoscopic card
Mount Wilson Hooker telescope, USA
Orion nebula, optical image
William Coblentz, US physicist
Raman scattering analysis
SIMS surface spectroscopy analysis
Goddard bazooka research, 1918
Emma Perry Carr, American spectroscopist
Margaret Burbidge, British-US astronomer
James Keeler, US astronomer
Electro-optical laser characterization
TOF SIMS spectrometer
Mount Wilson Observatory, USA
Milky Way over Mount Wilson Observatory
Mount Wilson and Los Angeles, USA
Radio and TV masts, Mount Wilson, USA
Fritz Reiche, German physicist
Edward Dorris McAlister, US biophysicist
Maurice de Broglie, French physicist
Fraunhofer lines, diagram
Ionising X-ray spectroscope
Otto Struve, Russian-US astronomer
Raymond Thayer Birge, US physicist
George Downing Liveing, British chemist
Cosmic Origins Spectrograph
Joseph Pawsey, Australian radio astronomer
Cosmic Origins Spectrograph inspection
Flame emission spectrum of copper
Scanning transmission electron microscopy
Scanning electron microscopy
Atomic processing microscopy
Tatel radio telescope control room, 1960s
Lloyd Berkner, founding acting director of NRAO
William Eichelberger, US astronomer
William Wallace Campbell, US astronomer
Hugo von Seeliger, German astronomer
Martin Harwit, Czech-American astronomer
Faraday's egg
Henry Crew, US physicist
Student running a spectroscopy microscope
View of Jill Tarter, American astronomer, at work
Blood spectra, 19th century artwork
Continuous spectrum caused by white light
Ernest Dorsey, US physicist
Wilhelm Ostwald, German physical chemist
Peter Debye, Dutch physical chemist
John Flamsteed
Doppler spectroscopy, 1974
Chemist using NMR spectrometer
Chemist with spectroscopy results
NMR spectroscopy phials
Chemist with NMR spectroscopy phials
X-ray materials analysis equipment
Sebastian von Hoerner, German radio astronomer
Lovell radio telescope
Ernst Beckmann, German chemist
William Crookes
Alfred Lande, German-US physicist
3D surface graph and hand, artwork
Spectrum of a black hole, Chandra X-ray Observatory image
Ring around magnetar, Spitzer Space Telescope image
Open path spectrometer
Percival Lowell, US astronomer
Svante Arrhenius, Swedish chemist
Kathleen Lonsdale, British chemist
Becquerel, Antoine Cesar (1788-1878)
Daniel Gambis, French astronomer
James Bradley, English astronomer
Mark Bailey, British astronomer
Katherine Blundell, British astronomer
Alexander Boksenberg, British astronomer
John Brown, British astronomer
Margaret Penston, British astronomer
Arnold Wolfendale, British astronomer
Galileo Galilei, Italian astronomer
George Biddell Airy, English astronomer
Francis Graham-Smith, British astronomer
Donald Lynden-Bell, British astronomer
M. Rowan-Robinson, British astronomer
Scanning probe microscopy sample holder
Seth Chandler, US astronomer
Lewis Boss, US astronomer
Charles Young, US astronomer
Henry Parkhurst, US astronomer
Camille Flammarion, French astronomer
Firman Bear, US soil scientist
Edward Charles Pickering.
Atomic fluorescence spectroscopy
Edward S. Ayensu, Ghanian scientist and economist
Lord Rayleigh discovering argon, 1894
Chemistry experiment, 19th century
Frank Drake, US astrophysicist
Tatel radio telescope and US astrophysicist Frank Drake
Third year hydrogenation experiment
Alexander Kolin, German-US biophysicist
Jermain Creighton, US electrochemist
Colin Fink, US electrochemist
Louis Weisberg, US chemist
Antony Hewish, British astronomer
Patrick Moore, British astronomer
Ruggero Boscovich, Croatian astronomer
Frederick Brodie, British astronomer
Kitt Peak National Observatory domes
Kitt Peak National Observatory dome
Polishing radio telescope bearing
Tatel Telescope under construction, 1958
300-foot Green Bank radio telescope construction, 1961
300-foot Green Bank radio telescope, 1962
Radar image of Mercury, 1991
T80-South Telescope interior, Chile
McGraw-Hill Telescope interior, Arizona, USA
WIYN 3.5-metre Telescope, Arizona, USA
Cerro Tololo Inter-American Observatory, Chile
Solar eclipse observers, 1907
Jocelyn Bell Burnell, British astronomer
Gerard Gilmore, NZ-British astronomer
John Children, British chemist
William Grove, Welsh physicist and jurist
Faraday's voltameter
Thomas Graham, Scottish chemist
Elizabeth Roemer, US astronomer
Winslow Upton, US astronomer
Thomas Simonton, US astronomer
Mass spectrometer
Plasma-assisted desorption ionisation
Mills Observatory, Dundee
Annie Jump Cannon, US astronomer
Asaph Hall III, US astronomer
Medical microbiology
Irene Joliot-Curie, French nuclear physicist
Irving Hochstadter, US chemical engineer
Superconductor simulation
Quantum waves in topological insulators
Galvani experimenting on frogs
Dirk Brouwer, Dutch-American astronomer
Karl Jansky, US radio engineer
The Durango and Silverton Narrow Gauge Railroad in the San Juan Mountains of Colorado.
The Animas River below the Durango and Silverton Narrowgauge Railroad in Colorado.
Dominique Francois Jean Arago, astronomer
Aristarchos of Samos, astronomer
Nicholas Kratzer, German astronomer
Benjamin Gould, US astronomer
Richard Proctor, British astronomer
Maria Mitchell, US astronomer
John Herschel, British astronomer
Nicolaus Copernicus, Polish astronomer
Bengt Stromgren, Danish astrophysicist
Leonard Culhane, British astrophysicist
George Efstathiou, British cosmologist
Andrew Fabian, British astrophysicist
Malcolm Longair, British astrophysicist
Leon Mestel, British astrophysicist
John Peacock, British cosmologist
Ken Pounds, British astrophysicist
Simon White, British cosmologist
Christiaan Huygens, Dutch physicist
Fine Guidance Sensor
John Couch Adams, British astronomer
An astronomer (Ptolemy of Alexandria?)
Maria Telkes, solar energy pioneer
John Clarke Slater, American physicist
Mary Steichen Calderone, US doctor
G. Robert Coatney, US parasitologist
Martin D. Young, US parasitologist
Alfred Hershey, US geneticist