Has the shape of the human brain changed over time?

[From the New Scientist] An analysis of fossils suggests changes in the shape of the brain case during human evolution were linked to alterations in the face, rather than changes in the brain itself Amazing: The shape of human brain has barely changed in past 160,000...
It’s a Mental Block – My Mind’s Gone Blank

It’s a Mental Block – My Mind’s Gone Blank

Don’t you hate that? You are in the middle of a sales presentation, or telling a funny story and suddenly, you can’t think of what comes next! Try as you might, the mind’s gone blank and you have no idea how to finish. It happened to me in a very public way many years...
Stressed Out? Look After Your Brain.

Stressed Out? Look After Your Brain.

For weeks you’ve been cramming for this exam and you got up early this morning to make sure that you had remembered everything. A lot hangs on this test – your promotion, for one. You can feel the tension rising but say to yourself, “It’s just exam nerves – it’s...