The scientific method actually correctly uses the most direct evidence as the most reliable, because that's the way you are least likely to get led astray into dead ends and to misunderstand your data.

The biggest handicap in research is an ability to think outside the box. The handicap is being encumbered by all the conventional wisdom in a given field.

Wikipedia was a big help for science, especially science communication, and it shows no sign of diminishing in importance.

If you look at winners of the Nobel Prize in biology, you'll find a fair smattering of people who don't know how to work a pipette.

Ageing is, simply and clearly, the accumulation of damage in the body. That's all that ageing is.

I'm the chief science officer of a foundation that works on the application of regenerative medicine to the problem of aging.

There is no difference between saving lives and extending lives, because in both cases we are giving people the chance of more life.