While pimples are not as simple as too much milk or sugar in your diet, both have a significant impact. Nutritional deficiencies as well as excesses can worsen acne.

When it becomes a revolutionary act to eat real food, we are in trouble.

One in four kids have either pre-diabetes or diabetes - what I like to call diabesity. How did this happen?

You are more likely to be overweight if your friend's, friend's friend is overweight than if your parents are overweight.

My personal mission statement is to combine the intimately human and the grandly cosmic. I like to think that science fiction works on these two different scales.

My whole life has been basically trying to find intelligent students or, you know, highly motivated students and giving them an opportunity to do good science.

Ultimately, my Ph.D. is in mathematical physics, focusing on quantum field theory and curved space-time, and I worked with Stephen Hawking.

By the time I was in my teens, I was reading science fiction. I had this maternal uncle who had cartons of books. It's important to read because you have to fill your head with words.