"2. Planck achieves ultra-cold state Europe's Planck observatory
has reached its operating temperature, making it the coldest object
in space. More @ BBC.co.uk
"3. The evolution of Gmail labels
I love labels in Gmail. Most email programs use folders, which only
let me put mail in one place at a time. With labels, I can organize
mail in multiple ways. Combined with filters to automatically label
incoming messages, Gmail offers powerful ways to organize email.
More @ Googleblog"