Wooden spear, seabed dinosaur, leap second: what grabs you in this week's science news?

Seven questions on this week's science news, from a Neanderthal spear wound to the leap second. Tell us what you think.

1. A wooden spear killed a Neanderthal in Iraq. What does this prove, in your view?
2. How much do you agree with these statements about archaeology?
3. Which two news items sparked your curiosity most this week?
4. What should happen to the leap second in timekeeping?
5. Would you visit a Chinese pterosaur museum built to look like dinosaur eggs?
6. How many times a year do you visit a science exhibition or natural history museum?
7. Which scientific question would you most like answered in the next ten years?