Scientists

Illustration of Albert Einstein. Einstein was born at Ulm, Germany on March 14, 1879. Encouraged by his father, an electrical engineer, Einstein stud...

Illustration of Thomas Hunt Morgan (1866-1945), US geneticist and Nobel Laureate. Morgan was born in Kentucky, and studied zoology at the State Colleg...

Illustration of Gregor Johann Mendel (1822-1884), Austrian botanist and founder of genetics. Mendel, the abbot of an abbey in Brno, carried out breedi...

Benjamin Franklin (1706-1790), American scientist, inventor and statesman. Franklin showed that lightning is electricity by flying a kite carrying a m...

Albert Einstein (1879-1955).

Color enhanced portrait of William Hunter (1718-1783), Scottish anatomist and physician. Together with his brother, John Hunter, he founded the first...

James Bradley (1693-1762), English Astronomer Royal. Bradley is chiefly remembered for his work on stellar parallax and the speed of light. Stellar pa...

James Bradley (1693-1762), English Astronomer Royal. Bradley is chiefly remembered for his work on stellar parallax and the speed of light. Stellar pa...

At the age of 14, Tycho Brahe was amazed to find out that astronomers could exactly fortell an eclipse of the sun. Determined to study astronomy, he...

At the age of 14, Tycho Brahe was amazed to find out that astronomers could exactly fortell an eclipse of the sun. Determined to study astronomy, he...

Claude-Louis Berthollet (1748-1822), French doctor and chemist. Berthollet graduated in medicine, but by 1780 his work in the new science of chemistry...

At the age of 14, Tycho Brahe was amazed to find out that astronomers could exactly fortell an eclipse of the sun. Determined to study astronomy, he...

Claude-Louis Berthollet (1748-1822), French doctor and chemist. Berthollet graduated in medicine, but by 1780 his work in the new science of chemistry...

Professional astrologer William Lilly. Predicted the great fire of 1666.

Professional astrologer. Predicted the great fire of 1666.

Portrait of Alessandro Cagliostro, alias of the occultist Giuseppe Balsamo; also called Joseph Balsamo, an Italian adventurer. (June 2, 1743- August 2...

Portrait of Alessandro Cagliostro, alias of the occultist Giuseppe Balsamo; also called Joseph Balsamo, an Italian adventurer. (June 2, 1743- August 2...

Anders Celsius, Nov. 27, 1701 to April 25th, 1744. Swedish scientist and astronomer. He founded the Uppsala Astronomical Observatory in 1741, and in 1...

Anders Celsius, Nov. 27, 1701 to April 25th, 1744. Swedish scientist and astronomer. He founded the Uppsala Astronomical Observatory in 1741, and in 1...

Claudius Ptolemy (AD c100-170), Greek-Egyptian astronomer, geographer and mathematician at his observatory in Alexandria, Egypt. Among the instruments...

Claudius Ptolemy (AD c100-170), Greek-Egyptian astronomer, geographer and mathematician at his observatory in Alexandria, Egypt. Among the instruments...

Jean-Dominique Cassini, also known as Giovanni Domenico Cassini or Giandomenico Cassini (June 8, 1625 - September 14, 1712) was an Italian/French math...

Jean-Dominique Cassini, also known as Giovanni Domenico Cassini or Giandomenico Cassini (June 8, 1625 - September 14, 1712) was an Italian/French math...

Charles Darwin (1809-1882), English naturalist and author of the Origin of Species. He suggested that natural variation in a species creates a wide ra...

Charles Robert Darwin. Darwin (1809 - 1882), British naturalist, argued the theory of natural selection in his book "Origin of Species" (1859). While...

Portrait of French surgeon Ambroise Pare. 1582.

Portrait of French surgeon Ambroise Pare. 1582.

Portrait of French surgeon Ambroise Pare. 1582.

Sir Charles Wheatstone (1802-1875), British inventor. He is best known for the Wheatstone Bridge, a device for determining the resistance of an electr...

Count Rumford (1753-1814), born Benjamin Thompson, English-American physicist and reformer. Born in Massachusetts, he joined the army at 18, acting as...

The Reverend Nevil Maskelyne, Astronomer Royal, in an oil portrait by J. Downman.

English physician John Caius (1510 - 1573).

Portrait of Geoffrey Chaucer (1343-1400).

Geoffrey Chaucer (1343-1400), was an English author, poet, philosopher, bureaucrat, courtier and diplomat. He is best remembered for his narrative The...

"The doctor discovers, one by one, the secrets of the human body." Andreas Vesalius (1514-1564), the Belgian anatomist who founded modern anatomy. In...

Portrait of Nicolaus Copernicus (1473-1543), the Polish astronomer who first claimed that the Universe was centered around the Sun. From 1512, he deve...

Christoph Scheiner (c.1573-1650), a German Jesuit father, physicist and astronomer, and a co-discoverer of sunspots. Color enhancement of BN2271.

Polish astronomer Johannes Hevelius (1611-1687) and his wife Elisabetha observing the stars. This is an illustration from Hevelius' book "Machina Coel...

Portrait of Nicolaus Copernicus (1473-1543), the Polish astronomer who first claimed that the Universe was centered around the Sun. From 1512, he deve...

Richard Anthony Proctor, English astronomer, best known for producing one of the earliest maps of Mars in 1867 from 27 drawings by the English observe...

Tycho Brahe (1546-1601), Danish astronomer. After becoming interested in astronomy as a student in Copenhagen, Tycho Brahe realized the difficulty of...

Tycho Brahe (1546-1601), Danish astronomer. After becoming interested in astronomy as a student in Copenhagen, Tycho Brahe realized the difficulty of...

Johannes Muller von Konigsberg (1436-1476), known by his Latin pseudonym Regiomontanus, a German mathematician, astronomer and astrologer. Portrait fr...

An illustration of Guglielmo Marconi (1874-1937), then aged 21, in his father's garden at Pontecchio, conducting early experiments with a transmitter...

Portrait of Nicolaus Copernicus (1473-1543), the Polish astronomer who first claimed that the Universe was centered around the Sun. From 1512, he deve...

Portrait of Nicolaus Copernicus (1473-1543), the Polish astronomer who first claimed that the Universe was centered around the Sun. From 1512, he deve...

Polish astronomer Johannes Hevelius (1611-1687) and his wife Elisabetha observing the stars. This is an illustration from Hevelius' book "Machina Coel...

Edmund Halley (1656-1742), English astronomer who discovered Halley's comet.

Ptolemy (87 - 150 AD). A Greek living in Alexandria, Ptolemy extended Hipparchus' theory of the solar system. Ptolemy's system involved at least 80 ep...

Carl Friedrich Gauss, German mathematical genius who died 100 years ago, poses in an illustration in front of the observatory which he designed at Goe...