As summer ends and a new political season begins, one can already detect the change of tone, a distinct political chill in the air.

For example, an experienced fire-fighting team leader will be able to detect a change in a routine blaze, to know intuitively when a floor might collapse.

If you never detect a change in taste, that's normal — and significant — too.

With this modification the loop condition will not be optimized away, and the system will detect the change when it occurs.

When individuals detect a change, the neural networks of the parietal and right dorsolateral prefrontal lobe regions are strongly activated.