Six for Science

Wow, where have you been the last ten days?
Here we go:

1. Diamonds are life's best friend.
2. Drunk shrews know how to deal with a hangover.
3. Working on Mars time leaves crew astro-jet-lagged.
4. Cooling the ocean 400 million years ago is the reason why the Earth is bio-diverse.
5. Big blimps to the Arctic - let's not talk about the Italia...
6. Leopard vs Crocodile - this is old to the net, but new to me. Check it out.