![](https://www.popsci.com/wp-content/uploads/2019/03/18/SSHKDC4JQ2FTNK5HACA643VOFM.jpg?quality=85&w=1909)
![](https://www.popsci.com/wp-content/uploads/2019/03/18/SSHKDC4JQ2FTNK5HACA643VOFM.jpg?quality=85&w=1909)
[Special thanks to materials scientist Joe Spalenka for letting us use his photoshopped image of Watson And Crick Plus Chloe The Cat.]
![CC the first cloned cat](https://www.popsci.com/wp-content/uploads/2019/03/18/QYPIR5DJPDYTMT3EDCGRLWPDFA.jpg?strip=all&quality=85)
![Edwin Hubble holds his cat, Nicolas Copernicus](https://www.popsci.com/wp-content/uploads/2019/03/18/73N6J5KU6O3H7OPQNW4SAYEPXY.jpg?strip=all&quality=85)
![cat crawling through a computer hard drive](https://www.popsci.com/wp-content/uploads/2019/03/18/JXZXPDU323RQ2DUNQMLUXPLHLU.jpg?strip=all&quality=85)
![cats hide behind window blinds](https://www.popsci.com/wp-content/uploads/2019/03/18/UZ3CHLKHYG3YXHRQUW4MRVZTUI.jpg?strip=all&quality=85)
![cat with prosthetic legs](https://www.popsci.com/wp-content/uploads/2019/01/07/ERDU4C23YOHQ7HSKYVLG4GA2TI.jpg?strip=all&quality=85)
![cat glows green in the dark](https://www.popsci.com/wp-content/uploads/2019/03/18/NRMH6FPZVKKBUFHFUZU6RYG2KY.jpg?strip=all&quality=85)
![mrs chippy cat sits on owner's shoulders](https://www.popsci.com/wp-content/uploads/2019/03/18/IDAVB3C3MPQ2CRZ4NIIE2ADFIE.jpg?strip=all&quality=85)
![cat floats upside down in microgravity](https://www.popsci.com/wp-content/uploads/2019/03/18/ZQQLF2CQD6MCNLSI75M7XQKAZM.jpg?strip=all&quality=85)
![old video footage of cats wearing boxing gloves, fighting](https://www.popsci.com/wp-content/uploads/2019/03/18/Y67TUWW6USU3HSNG7BNPZMTBDY.jpg?strip=all&quality=85)
![felicette the cat](https://www.popsci.com/wp-content/uploads/2019/03/18/WCCA2NJ7QY5WJ33LAH7H6AUZNQ.jpg?strip=all&quality=85)
![cat sits on electrical wire](https://www.popsci.com/wp-content/uploads/2019/03/18/PY6ZCQ5PZJY6UNMHR2LFZM5ONI.jpg?strip=all&quality=85)
![maru the cat sits in a box](https://www.popsci.com/wp-content/uploads/2019/03/18/FONVVB5NNEHMDZYLIQOBC4ISX4.jpg?strip=all&quality=85)
By Sarah Fecht
Posted on Nov 28, 2014 9:12 PM EST
[Special thanks to materials scientist Joe Spalenka for letting us use his photoshopped image of Watson And Crick Plus Chloe The Cat.]