Recently answered questions

  1. Against the black plastic on my TV, dust looks white; when I wipe it off with a white tissue, dus...(more)
  2. If a sound is played to a person over a period of time, is there a way to work out (or to estimat...(more)
  3. What is the relationship between rain intensity/rain rate and visibility? What resources can I re...(more)
  4. I have blue eyes and am the mother of a son who has blue eyes as well. His father has brown eyes....(more)
  5. I saw you answer to the composition of banana peels, but I would really like to know what chemica...(more)
  6. Is there any living thing that doesn't need water to survive in the whole life? If there is anyth...(more)
  7. I saw you answer to the composition of banana peels, but I would really like to know what chemica...(more)
  8. I read in books that bees cannot identify the colour white. Then what will the bees see instead o...(more)
  9. How can an ant hold up a weight which is 50 times more heavy than ant's own weight? (more)
  10. Is taxonomy a rigorous, objective science? (more)
  11. How can you extract the bacteriocins (colicins) from E. Coli? I would like to test the effectiven...(more)
  12. If hydrogen peroxide is bad for cells, why is it good for cuts? Also, how is it a good treatment ...(more)
  13. Is a nerve impulse considered an electric current since it induces a magnetic field? (more)
  14. Why do trees lose their leaves? (more)
  15. Since puberty I have always been tall and thin with very long legs. I was a fair player of rugby ...(more)
  16. Just like 1 mole of water contains Avogadros number of molecules and has the same mass as that of...(more)
  17. Why does my coffee flow more freely from a to-go cup when there are two holes in the lid instead ...(more)
  18. Why do all planets revolve in elliptical orbits around the sun? I mean in nature there existis s...(more)
  19. Why is it that alcohols do not follow a trend for their melting points, like their boiling points...(more)
  20. Does temperature affect the performance of the mind? Such as slowing down the thinking process? I...(more)