  the year 1619 in science and technology involved some significant events. ==astronomy== * publication of johannes kepler's third law of planetary motion. * publication of the jesuit giuseppe biancani's sphaera mundi, seu cosmographia demonstrativa, ac facili methodo tradita in bologna. ==biochemistry== * lactose is discovered by fabriccio bartoletti; the word lactose comes from the latin word lac which means "milk". ==exploration== * in north america, the churchill river is discovered by danish explorer jens munk, and it will be used for over 100 years as a trading route of the hudson's bay company from their fort at its mouth to the interior. * frederick de houtman and jans van edel discover the houtman abrolhos islands. ==medicine== *dermod o'meara's text on genetic disorders, de moribus: pathologia haereditaria generalis is published in dublin, the first medical text published in ireland. ==metallurgy== * sir basil brooke produces steel using a reverbatory furnace in coalbrookdale, england. ==births== * probable date - daniel whistler, english physician (died 1684) ==deaths== * may 21 â hieronymus fabricius, italian anatomist and embryologist (born 1537) * september â hans lippershey, dutch lensmaker, credited with inventing the telescope in 1608 (born c. 1570) * olivier de serres, french soil scientist (born 1539) ==references== 
1619_in_science