- 
  
  Google search engine originates as "BackRub," created by PhD students at Stanford University.
- 
  
  
- 
  
  Dolly the sheep was the first mammal to be successfully cloned from an adult cell.
- 
  
  Scientists announce that human artificial chromosomes have been created.
- 
  
  Discovery of KLOTHO- a gene involved in human aging.
- 
  
  Tiger Electronics create Furby- the first domestic robot electronic toy.
- 
  
  Bertrand Piccard and Brian Jones successfully complete a non-stop circumnavigation of the world in a hot air balloon.
- 
  
  The Cetus Dwarf galaxy is discovered.
- 
  
  Sony Computer Entertainment releases the PlayStation2 sixth generation home video game console in Japan.
- 
  
  Stephen King's horror story Riding the Bullet is published in e-book format only, the world's first mass-market electronic book.
