Difference between revisions of "January 13"
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Fun Fact:
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− | [[17th Century|1610]] – Galileo Galilei discovers Ganymede, 4th moon of Jupiter.<br | + | [[17th Century|1610]] – Galileo Galilei discovers Ganymede, 4th [[moon]] of [[Jupiter]]. <br> |
− | [[1993]] – Endeavour heads for space for the third time as STS-54 launches from the Kennedy Space Center. | + | [[1942]] – A test [[pilot]] becomes the first person to escape from a stricken aircraft with an ejection seat. <br> |
− | <noinclude>[[Category:On This Day|013]] | + | [[1993]] – Endeavour heads for space for the third time as STS-54 launches from the Kennedy Space Center. <br> |
− | </noinclude> | + | [[2008]] – University of Minnesota researchers create a functioning [[heart]] in the laboratory by using whole organ decellularization. <br> |
+ | <br> | ||
+ | <br> | ||
+ | <center>'''Fun Fact:''' <br> | ||
+ | Some large telescopes use liquid mercury as a reflective mirror instead of glass. <br> | ||
+ | The rotating liquid assumes the parabolic shape regardless of the container's shape and it costs much lower than traditional glass mirrors. | ||
+ | </center> | ||
+ | |||
+ | <noinclude>[[Category:On This Day|013]]</noinclude> | ||
+ | [[category:timeline]] |
Latest revision as of 16:54, 22 May 2023
1610 – Galileo Galilei discovers Ganymede, 4th moon of Jupiter.
1942 – A test pilot becomes the first person to escape from a stricken aircraft with an ejection seat.
1993 – Endeavour heads for space for the third time as STS-54 launches from the Kennedy Space Center.
2008 – University of Minnesota researchers create a functioning heart in the laboratory by using whole organ decellularization.
Some large telescopes use liquid mercury as a reflective mirror instead of glass.
The rotating liquid assumes the parabolic shape regardless of the container's shape and it costs much lower than traditional glass mirrors.