The first iPhone was released on June 29, 2007, so today marks the tenth anniversary of what is perhaps the most revolutionary consumer product ever introduced, and one that (along with the smartphone) has probably done more to impact the lives of ordinary people and in the process change the world more than any previous consumer good in history.

10 Years Young

by Alexis Blue

The link between exercise and the brain may be a product of our evolutionary history and past as hunter-gatherers, researchers say.

Anthropologist David Raichlen and psychologist Gene Alexander, who together run a research program on exercise and the brain, propose an “adaptive capacity model” for understanding, from an evolutionary neuroscience perspective, how physical activity impacts brain structure and function.

Whether you sop it up with bread or use it to boost your cooking, olive oil is awesome. But a lot of chemistry goes on in that bottle that can make or break a product. Take the “extra virgin” standard: Chemistry tells us that a higher free-fatty-acid content leads to a lower grade, less tasty oil. And those peppery notes are thanks to antioxidants that contribute to olive oil’s healthy reputation. Check out the latest Reactions video for more olive oil chemistry, including how to keep yours fresh and how to best use it to give your food a flavor boost.