Questions with the keyword 'colour'

• How did people discover that dogs and cats can only see black and white and a few colours? by keely1616 to Kate, Nathan . Comments: (So far, one comment)
• Why are plants green? And some times other colours? by leelee1997 to Posty, Edward, Kate, Nathan . Comments: (No comments so far)
• Why are there so many male pilots when most males are colour blind? by findingnemo to Bev, Posty, Edward, Kate, Nathan . Comments: (No comments so far)
• Can you explain the genetics and evolution of skin color? Is skin color useful for grouping people into ethnic groups? by awesomekid to Kate . Comments: (So far, one comment)
• does the colour of your iris affect your eyesight by raymondjames to Bev, Posty, Edward, Kate, Nathan . Comments: (No comments so far)
• how and why is ice clear and snow white? by leelee1997 to Bev, Posty, Edward, Kate, Nathan . Comments: (No comments so far)
• Are dogs colour blind? by cnixon to Bev, Posty, Edward, Kate, Nathan . Comments: (No comments so far)
• Why do Auroras occur and why are they colorful? by nickskii to Bev, Posty, Edward, Kate, Nathan . Comments: (No comments so far)
• Why are super Novas colourful? by treant to Kate, Edward . Comments: (No comments so far)