 Text search
 Related images
 HistoryWorld
 Link
 Map
Click the icons to visit linked content. Hover to see the search terms. |
|  |
| | | | | | | |
|
| 1608 |
| | | A lucky accident reveals the principle of the telescope to a spectacle maker, Hans Lippershey. In the Dutch town of Middelburg | |
| |
|
| 1609 |
| | | Galileo improves on the Dutch telescope (and doubles his salary by presenting one to his employer) | |
| |
|
| 1643 |
| | | Evangelista Torricelli, observing variations in a column of mercury, discovers the principle of the barometer | |
| |
|
| c. 1650 |
| | | A German burgomaster, Otto von Guericke, devises an air pump capable of creating a vacuum | |
| |
|
| 1656 |
| | | Dutch physicist Christiaan Huygens constructs the first pendulum clock, on Christmas Day in the Hague | |
| |
|
| 1675 |
| | | Christiaan Huygens, inventor of the pendulum clock, now develops the hairspring - of great future importance in watches | |
| |
|
| c. 1680 |
| | | The English clockmaker Thomas Tompion is the first to make successful use of the hairspring in pocket watches | |
|  | Pocket watch by Tompion
Fotofile CG
|
|
|
| c. 1685 |
| | | Denis Papin, a French scientist working in England, demonstrates a pressure cooker fitted with a safety valve | |
| |
|
| 1698 |
| | | A maker of harpsichords in Florence, Bartolomeo Cristofori, develops the piano ('soft') and forte ('loud') feature which leads to the piano | |
| |
|
| 1709 |
| | | Abraham Darby at Coalbrookdale discovers the use of coke in the smelting of pig iron | |
| |
|
| | | | | |
| |