What Is Cholesterol and Why Should I Care About It?

Dear Lifehacker,
I don't know much about cholesterol, other than it's in foods and I don't want high levels of it in my body. But what is it, exactly? What does it do and why do I need to care about it? » 12/03/13 5:22pm 12/03/13 5:22pm

Terminator, The Queen Borg In The Shell Chronicles

Terminator: The Sarah Connor Chronicles starts its two-night premiere next Sunday, and you may have seen some of the new posters promoting the show, including with one with a topless (and bottomless) Summer Glau hanging from cables with all of her, uh... cybernetics exposed. But it turns out the old android babe with… » 1/07/08 8:40am 1/07/08 8:40am