1. In 2017, Twitter increased it's maximum number of characters that can be used in a single tweet to what number?280
  2. In 2013 Peter Higgs won the Nobel Prize for physics. To what did he give his name to win the award?The Higgs Boson Particle
  3. What was the name of NASA's roving robot, launched in 2011, to explore the surface and atmosphere on Mars?Curiocity
  4. What comes next in this sequence : kilo, mega, giga ...?Tera
  5. What is a Taikonaut?A Chinese astronaut
  6. Launched in 2007, the e-book reader Kindle is produced by which company?Amazon
  7. The Umbilicus is the technical name for what part of the body?Navel (or belly button)
  8. In the early 1960's, Douglas Engelbart was credited to being the inventor of which computer accessory?The mouse (*1)
  9. If the planets were listed alphabetically, which would be first?Earth
  10. Which creatures live in a formicary?Ants
  11. On average, for how many months in a year does a dormouse hibernate?6 months
  12. What type of creature is a capercaillie?A bird (a grouse)
  13. What colour are Edelweiss?White
  14. What number Apollo mission was launched on 16th July 1969, which eventually landed on the moon?11
  15. Which fish has varieties such as Brown, Golden, Rainbow, Apache & Flathead?Trout
  16. Which South American country was named after the chemical element silver?Argentina
  17. In which year of the 90's was the DVD first commericially available worldwide?1996 (*2)
  18. What is the chemical symbol for Osmium?Os
  19. In which year was a total solar eclipse last observed from mainland Britain?1999
  20. What is the most common gas in the air we breathe?Nitrogen
  21. Who discovered gravity?Sir Isaac Newton
  22. How many planets in our Solar System have only one known moon?1 (Earth)
  23. A gallon of water weighs how many pounds?10
  24. By what name is otalgia more commonly known?Earache
  25. What is a young whale called?Calf

*1 - Although the 'trackball' device was invented in 1946, the mouse as is now used (and patented) was invented in the 60's. He never made any money from it as the patent belonged to the company he worked for; and by time they were widely used, the copyright had expired.
*2 - First available in Japan in November 1996; US : March 1997; Europe in 1998 & the rest of the world in 1999