Nicole-Reine Etable de la Briere Hortense Lepaute was a French astronomer who
lived between 1723-1788. In 1762, she calculated the exact time of a solar
eclipse that was to occur in 1764. She wrote an article (published in
Connaissance des temps) about this that gave
a map of the eclipse's extent in 15-minute intervals across Europe.
Lepaute also made predictions for the return of Halley's Comet in 1759. She
figured out how the gravitational effect of the planets would influence the
Her husband, Jean Andre Lepaute was France's royal clockmaker.
Shop Windows to the Universe Science Store!
Our online store
on science education, ranging from evolution
, classroom research
, and the need for science and math literacy
You might also be interested in:
What types of instructional experiences help K-8 students learn science with understanding? What do science educators teachers, teacher leaders, science specialists, professional development staff, curriculum designers, school administrators need to know to create and support such experiences?...more
Halley's comet is named after Edmond G. Halley who was the first to suggest that comets were natural phenomena of the solar system, in orbit around the Sun. He suggested that a certain comet was a regular...more
Charles Darwin was an English Naturalist who lived between 1809-1882. In 1859, with the publication of The Origin of Species by Means of Natural Selection, he challenged existing views on the appearance...more
Christian Doppler was an Austrian mathematician who lived between 1803-1853. He is known for the principle he first proposed in Concerning the coloured light of double stars in 1842. This principle is...more
Ben Franklin was an American scientist and statesman who lived between 1706-1790. At a time when little was known about electricity, he carried out many experiments to learn of its dangers and possible...more
Edmond Halley was an English astronomer who lived between 1656-1742. Using historical records, his own observations, and Newton's universal law of gravitation, he reasoned that the comets which had appeared...more
William Herschel was born in Germany and lived in England while he worked as an astronomer. He lived between 1738-1822. He built reflecting telescopes of high magnification, that let him observe the universe...more
Christian Huygens was a Dutch physicist and astronomer who lived between 1629-1695. He found new methods for grinding and polishing lenses, making telescopes more powerful. Using a telescope he had made,...more